Home / 1,053,580.74-1,453,947.90-617,909.28

Finding the Fourth Proportional to 1,053,580.74, 1,453,947.90 and 617,909.28

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Solution

The fourth proportional to 1,053,580.74, 1,453,947.90 and 617,909.28 is: 852,718.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,580.74 : 1,453,947.90 = 617,909.28 : x
  2. Step 2: Convert to fraction form
    1,053,580.74/1,453,947.90 = 617,909.28/x
  3. Step 3: Cross multiply
    1,053,580.74x = 1,453,947.90 × 617,909.28
  4. Step 4: Simplify right side
    1,053,580.74x = 898,407,900,046.51
  5. Step 5: Solve for x
    x = 898,407,900,046.51/1,053,580.74
  6. Step 6: Final answer
    x = 852,718.61

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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.