Home / 1,000,514.48-1,380,708.50-541,626.80

Finding the Fourth Proportional to 1,000,514.48, 1,380,708.50 and 541,626.80

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Solution

The fourth proportional to 1,000,514.48, 1,380,708.50 and 541,626.80 is: 747,444.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,514.48 : 1,380,708.50 = 541,626.80 : x
  2. Step 2: Convert to fraction form
    1,000,514.48/1,380,708.50 = 541,626.80/x
  3. Step 3: Cross multiply
    1,000,514.48x = 1,380,708.50 × 541,626.80
  4. Step 4: Simplify right side
    1,000,514.48x = 747,828,716,976.12
  5. Step 5: Solve for x
    x = 747,828,716,976.12/1,000,514.48
  6. Step 6: Final answer
    x = 747,444.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.