Home / 1,022,494.20-1,411,123.20-563,690.31

Finding the Fourth Proportional to 1,022,494.20, 1,411,123.20 and 563,690.31

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Solution

The fourth proportional to 1,022,494.20, 1,411,123.20 and 563,690.31 is: 777,937.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,494.20 : 1,411,123.20 = 563,690.31 : x
  2. Step 2: Convert to fraction form
    1,022,494.20/1,411,123.20 = 563,690.31/x
  3. Step 3: Cross multiply
    1,022,494.20x = 1,411,123.20 × 563,690.31
  4. Step 4: Simplify right side
    1,022,494.20x = 795,436,474,056.19
  5. Step 5: Solve for x
    x = 795,436,474,056.19/1,022,494.20
  6. Step 6: Final answer
    x = 777,937.39

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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.