Home / 1,048,437.20-1,572,310.20-383,502.80

Finding the Fourth Proportional to 1,048,437.20, 1,572,310.20 and 383,502.80

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Solution

The fourth proportional to 1,048,437.20, 1,572,310.20 and 383,502.80 is: 575,127.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,437.20 : 1,572,310.20 = 383,502.80 : x
  2. Step 2: Convert to fraction form
    1,048,437.20/1,572,310.20 = 383,502.80/x
  3. Step 3: Cross multiply
    1,048,437.20x = 1,572,310.20 × 383,502.80
  4. Step 4: Simplify right side
    1,048,437.20x = 602,985,364,168.56
  5. Step 5: Solve for x
    x = 602,985,364,168.56/1,048,437.20
  6. Step 6: Final answer
    x = 575,127.78

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Double scale
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1.5x scale

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.