Home / 1,011,582.76-1,395,967.90-552,687.46

Finding the Fourth Proportional to 1,011,582.76, 1,395,967.90 and 552,687.46

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Solution

The fourth proportional to 1,011,582.76, 1,395,967.90 and 552,687.46 is: 762,699.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,582.76 : 1,395,967.90 = 552,687.46 : x
  2. Step 2: Convert to fraction form
    1,011,582.76/1,395,967.90 = 552,687.46/x
  3. Step 3: Cross multiply
    1,011,582.76x = 1,395,967.90 × 552,687.46
  4. Step 4: Simplify right side
    1,011,582.76x = 771,533,952,892.53
  5. Step 5: Solve for x
    x = 771,533,952,892.53/1,011,582.76
  6. Step 6: Final answer
    x = 762,699.78

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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.