Home / 1,506,266.46-2,078,640.24-817,932.22

Finding the Fourth Proportional to 1,506,266.46, 2,078,640.24 and 817,932.22

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Solution

The fourth proportional to 1,506,266.46, 2,078,640.24 and 817,932.22 is: 1,128,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,266.46 : 2,078,640.24 = 817,932.22 : x
  2. Step 2: Convert to fraction form
    1,506,266.46/2,078,640.24 = 817,932.22/x
  3. Step 3: Cross multiply
    1,506,266.46x = 2,078,640.24 × 817,932.22
  4. Step 4: Simplify right side
    1,506,266.46x = 1,700,186,826,084.53
  5. Step 5: Solve for x
    x = 1,700,186,826,084.53/1,506,266.46
  6. Step 6: Final answer
    x = 1,128,742.40

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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.