Home / 1,207,037.39-1,665,684.81-655,738.83

Finding the Fourth Proportional to 1,207,037.39, 1,665,684.81 and 655,738.83

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Solution

The fourth proportional to 1,207,037.39, 1,665,684.81 and 655,738.83 is: 904,905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,037.39 : 1,665,684.81 = 655,738.83 : x
  2. Step 2: Convert to fraction form
    1,207,037.39/1,665,684.81 = 655,738.83/x
  3. Step 3: Cross multiply
    1,207,037.39x = 1,665,684.81 × 655,738.83
  4. Step 4: Simplify right side
    1,207,037.39x = 1,092,254,208,458.17
  5. Step 5: Solve for x
    x = 1,092,254,208,458.17/1,207,037.39
  6. Step 6: Final answer
    x = 904,905.04

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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.