Home / 841,113.92-1,160,720.16-459,139.52

Finding the Fourth Proportional to 841,113.92, 1,160,720.16 and 459,139.52

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Solution

The fourth proportional to 841,113.92, 1,160,720.16 and 459,139.52 is: 633,603.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,113.92 : 1,160,720.16 = 459,139.52 : x
  2. Step 2: Convert to fraction form
    841,113.92/1,160,720.16 = 459,139.52/x
  3. Step 3: Cross multiply
    841,113.92x = 1,160,720.16 × 459,139.52
  4. Step 4: Simplify right side
    841,113.92x = 532,932,497,116.72
  5. Step 5: Solve for x
    x = 532,932,497,116.72/841,113.92
  6. Step 6: Final answer
    x = 633,603.23

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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.