Home / 1,399,514.16-2,100,290.76-558,306.48

Finding the Fourth Proportional to 1,399,514.16, 2,100,290.76 and 558,306.48

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Solution

The fourth proportional to 1,399,514.16, 2,100,290.76 and 558,306.48 is: 837,866.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,514.16 : 2,100,290.76 = 558,306.48 : x
  2. Step 2: Convert to fraction form
    1,399,514.16/2,100,290.76 = 558,306.48/x
  3. Step 3: Cross multiply
    1,399,514.16x = 2,100,290.76 × 558,306.48
  4. Step 4: Simplify right side
    1,399,514.16x = 1,172,605,941,192.12
  5. Step 5: Solve for x
    x = 1,172,605,941,192.12/1,399,514.16
  6. Step 6: Final answer
    x = 837,866.44

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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.