Home / 1,589,409.38-2,194,197.69-1,226,017.46

Finding the Fourth Proportional to 1,589,409.38, 2,194,197.69 and 1,226,017.46

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Solution

The fourth proportional to 1,589,409.38, 2,194,197.69 and 1,226,017.46 is: 1,692,531.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,409.38 : 2,194,197.69 = 1,226,017.46 : x
  2. Step 2: Convert to fraction form
    1,589,409.38/2,194,197.69 = 1,226,017.46/x
  3. Step 3: Cross multiply
    1,589,409.38x = 2,194,197.69 × 1,226,017.46
  4. Step 4: Simplify right side
    1,589,409.38x = 2,690,124,678,631.67
  5. Step 5: Solve for x
    x = 2,690,124,678,631.67/1,589,409.38
  6. Step 6: Final answer
    x = 1,692,531.02

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.