Home / 3,031,909.20-4,547,863.80-1,437,586.20

Finding the Fourth Proportional to 3,031,909.20, 4,547,863.80 and 1,437,586.20

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Solution

The fourth proportional to 3,031,909.20, 4,547,863.80 and 1,437,586.20 is: 2,156,379.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031,909.20 : 4,547,863.80 = 1,437,586.20 : x
  2. Step 2: Convert to fraction form
    3,031,909.20/4,547,863.80 = 1,437,586.20/x
  3. Step 3: Cross multiply
    3,031,909.20x = 4,547,863.80 × 1,437,586.20
  4. Step 4: Simplify right side
    3,031,909.20x = 6,537,946,238,359.56
  5. Step 5: Solve for x
    x = 6,537,946,238,359.56/3,031,909.20
  6. Step 6: Final answer
    x = 2,156,379.30

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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.