Home / 1,117,057.76-1,541,546.16-607,763.60

Finding the Fourth Proportional to 1,117,057.76, 1,541,546.16 and 607,763.60

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Solution

The fourth proportional to 1,117,057.76, 1,541,546.16 and 607,763.60 is: 838,717.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,057.76 : 1,541,546.16 = 607,763.60 : x
  2. Step 2: Convert to fraction form
    1,117,057.76/1,541,546.16 = 607,763.60/x
  3. Step 3: Cross multiply
    1,117,057.76x = 1,541,546.16 × 607,763.60
  4. Step 4: Simplify right side
    1,117,057.76x = 936,895,643,767.78
  5. Step 5: Solve for x
    x = 936,895,643,767.78/1,117,057.76
  6. Step 6: Final answer
    x = 838,717.28

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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.