Home / 1,010,374.80-1,515,562.20-411,027.45

Finding the Fourth Proportional to 1,010,374.80, 1,515,562.20 and 411,027.45

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Solution

The fourth proportional to 1,010,374.80, 1,515,562.20 and 411,027.45 is: 616,541.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,374.80 : 1,515,562.20 = 411,027.45 : x
  2. Step 2: Convert to fraction form
    1,010,374.80/1,515,562.20 = 411,027.45/x
  3. Step 3: Cross multiply
    1,010,374.80x = 1,515,562.20 × 411,027.45
  4. Step 4: Simplify right side
    1,010,374.80x = 622,937,666,382.39
  5. Step 5: Solve for x
    x = 622,937,666,382.39/1,010,374.80
  6. Step 6: Final answer
    x = 616,541.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.