Home / 3,141,519.80-4,710,897.30-1,247,631.80

Finding the Fourth Proportional to 3,141,519.80, 4,710,897.30 and 1,247,631.80

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Solution

The fourth proportional to 3,141,519.80, 4,710,897.30 and 1,247,631.80 is: 1,870,898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,519.80 : 4,710,897.30 = 1,247,631.80 : x
  2. Step 2: Convert to fraction form
    3,141,519.80/4,710,897.30 = 1,247,631.80/x
  3. Step 3: Cross multiply
    3,141,519.80x = 4,710,897.30 × 1,247,631.80
  4. Step 4: Simplify right side
    3,141,519.80x = 5,877,465,278,014.14
  5. Step 5: Solve for x
    x = 5,877,465,278,014.14/3,141,519.80
  6. Step 6: Final answer
    x = 1,870,898.69

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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.