Home / 1,150,732.52-1,724,901.22-644,551.40

Finding the Fourth Proportional to 1,150,732.52, 1,724,901.22 and 644,551.40

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Solution

The fourth proportional to 1,150,732.52, 1,724,901.22 and 644,551.40 is: 966,156.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,732.52 : 1,724,901.22 = 644,551.40 : x
  2. Step 2: Convert to fraction form
    1,150,732.52/1,724,901.22 = 644,551.40/x
  3. Step 3: Cross multiply
    1,150,732.52x = 1,724,901.22 × 644,551.40
  4. Step 4: Simplify right side
    1,150,732.52x = 1,111,787,496,212.71
  5. Step 5: Solve for x
    x = 1,111,787,496,212.71/1,150,732.52
  6. Step 6: Final answer
    x = 966,156.32

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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.