Home / 1,145,440.60-1,580,833.36-655,455.40

Finding the Fourth Proportional to 1,145,440.60, 1,580,833.36 and 655,455.40

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Solution

The fourth proportional to 1,145,440.60, 1,580,833.36 and 655,455.40 is: 904,600.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,440.60 : 1,580,833.36 = 655,455.40 : x
  2. Step 2: Convert to fraction form
    1,145,440.60/1,580,833.36 = 655,455.40/x
  3. Step 3: Cross multiply
    1,145,440.60x = 1,580,833.36 × 655,455.40
  4. Step 4: Simplify right side
    1,145,440.60x = 1,036,165,762,312.14
  5. Step 5: Solve for x
    x = 1,036,165,762,312.14/1,145,440.60
  6. Step 6: Final answer
    x = 904,600.17

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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.