Home / 1,119,945.24-1,545,485.94-636,501.96

Finding the Fourth Proportional to 1,119,945.24, 1,545,485.94 and 636,501.96

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Solution

The fourth proportional to 1,119,945.24, 1,545,485.94 and 636,501.96 is: 878,350.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,945.24 : 1,545,485.94 = 636,501.96 : x
  2. Step 2: Convert to fraction form
    1,119,945.24/1,545,485.94 = 636,501.96/x
  3. Step 3: Cross multiply
    1,119,945.24x = 1,545,485.94 × 636,501.96
  4. Step 4: Simplify right side
    1,119,945.24x = 983,704,829,962.44
  5. Step 5: Solve for x
    x = 983,704,829,962.44/1,119,945.24
  6. Step 6: Final answer
    x = 878,350.83

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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.