Home / 1,048,002.12-1,572,098.22-289,891.08

Finding the Fourth Proportional to 1,048,002.12, 1,572,098.22 and 289,891.08

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Solution

The fourth proportional to 1,048,002.12, 1,572,098.22 and 289,891.08 is: 434,862.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,002.12 : 1,572,098.22 = 289,891.08 : x
  2. Step 2: Convert to fraction form
    1,048,002.12/1,572,098.22 = 289,891.08/x
  3. Step 3: Cross multiply
    1,048,002.12x = 1,572,098.22 × 289,891.08
  4. Step 4: Simplify right side
    1,048,002.12x = 455,737,250,861.88
  5. Step 5: Solve for x
    x = 455,737,250,861.88/1,048,002.12
  6. Step 6: Final answer
    x = 434,862.91

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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.