Home / 1,086,431.59-1,499,264.27-603,000.91

Finding the Fourth Proportional to 1,086,431.59, 1,499,264.27 and 603,000.91

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Solution

The fourth proportional to 1,086,431.59, 1,499,264.27 and 603,000.91 is: 832,134.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,431.59 : 1,499,264.27 = 603,000.91 : x
  2. Step 2: Convert to fraction form
    1,086,431.59/1,499,264.27 = 603,000.91/x
  3. Step 3: Cross multiply
    1,086,431.59x = 1,499,264.27 × 603,000.91
  4. Step 4: Simplify right side
    1,086,431.59x = 904,057,716,125.48
  5. Step 5: Solve for x
    x = 904,057,716,125.48/1,086,431.59
  6. Step 6: Final answer
    x = 832,134.97

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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.