Home / 1,461,281.06-2,192,139.76-450,318.98

Finding the Fourth Proportional to 1,461,281.06, 2,192,139.76 and 450,318.98

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Solution

The fourth proportional to 1,461,281.06, 2,192,139.76 and 450,318.98 is: 675,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,281.06 : 2,192,139.76 = 450,318.98 : x
  2. Step 2: Convert to fraction form
    1,461,281.06/2,192,139.76 = 450,318.98/x
  3. Step 3: Cross multiply
    1,461,281.06x = 2,192,139.76 × 450,318.98
  4. Step 4: Simplify right side
    1,461,281.06x = 987,162,140,740.65
  5. Step 5: Solve for x
    x = 987,162,140,740.65/1,461,281.06
  6. Step 6: Final answer
    x = 675,545.70

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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.