Home / 1,071,438.88-1,478,581.02-588,011.84

Finding the Fourth Proportional to 1,071,438.88, 1,478,581.02 and 588,011.84

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Solution

The fourth proportional to 1,071,438.88, 1,478,581.02 and 588,011.84 is: 811,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,438.88 : 1,478,581.02 = 588,011.84 : x
  2. Step 2: Convert to fraction form
    1,071,438.88/1,478,581.02 = 588,011.84/x
  3. Step 3: Cross multiply
    1,071,438.88x = 1,478,581.02 × 588,011.84
  4. Step 4: Simplify right side
    1,071,438.88x = 869,423,146,159.28
  5. Step 5: Solve for x
    x = 869,423,146,159.28/1,071,438.88
  6. Step 6: Final answer
    x = 811,453.80

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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.