Home / 1,243,624.20-1,866,529.80-737,552.40

Finding the Fourth Proportional to 1,243,624.20, 1,866,529.80 and 737,552.40

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Solution

The fourth proportional to 1,243,624.20, 1,866,529.80 and 737,552.40 is: 1,106,977.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,624.20 : 1,866,529.80 = 737,552.40 : x
  2. Step 2: Convert to fraction form
    1,243,624.20/1,866,529.80 = 737,552.40/x
  3. Step 3: Cross multiply
    1,243,624.20x = 1,866,529.80 × 737,552.40
  4. Step 4: Simplify right side
    1,243,624.20x = 1,376,663,533,661.52
  5. Step 5: Solve for x
    x = 1,376,663,533,661.52/1,243,624.20
  6. Step 6: Final answer
    x = 1,106,977.12

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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.