Home / 1,510,542.16-2,084,603.19-822,180.75

Finding the Fourth Proportional to 1,510,542.16, 2,084,603.19 and 822,180.75

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Solution

The fourth proportional to 1,510,542.16, 2,084,603.19 and 822,180.75 is: 1,134,639.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,542.16 : 2,084,603.19 = 822,180.75 : x
  2. Step 2: Convert to fraction form
    1,510,542.16/2,084,603.19 = 822,180.75/x
  3. Step 3: Cross multiply
    1,510,542.16x = 2,084,603.19 × 822,180.75
  4. Step 4: Simplify right side
    1,510,542.16x = 1,713,920,614,206.59
  5. Step 5: Solve for x
    x = 1,713,920,614,206.59/1,510,542.16
  6. Step 6: Final answer
    x = 1,134,639.38

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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.