Home / 3,999,920.22-5,514,678.57-2,549,086.29

Finding the Fourth Proportional to 3,999,920.22, 5,514,678.57 and 2,549,086.29

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Solution

The fourth proportional to 3,999,920.22, 5,514,678.57 and 2,549,086.29 is: 3,514,417.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,920.22 : 5,514,678.57 = 2,549,086.29 : x
  2. Step 2: Convert to fraction form
    3,999,920.22/5,514,678.57 = 2,549,086.29/x
  3. Step 3: Cross multiply
    3,999,920.22x = 5,514,678.57 × 2,549,086.29
  4. Step 4: Simplify right side
    3,999,920.22x = 14,057,391,536,543.81
  5. Step 5: Solve for x
    x = 14,057,391,536,543.81/3,999,920.22
  6. Step 6: Final answer
    x = 3,514,417.98

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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.