Home / 1,549,089.20-2,137,909.67-937,578.49

Finding the Fourth Proportional to 1,549,089.20, 2,137,909.67 and 937,578.49

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Solution

The fourth proportional to 1,549,089.20, 2,137,909.67 and 937,578.49 is: 1,293,959.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,089.20 : 2,137,909.67 = 937,578.49 : x
  2. Step 2: Convert to fraction form
    1,549,089.20/2,137,909.67 = 937,578.49/x
  3. Step 3: Cross multiply
    1,549,089.20x = 2,137,909.67 × 937,578.49
  4. Step 4: Simplify right side
    1,549,089.20x = 2,004,458,120,155.00
  5. Step 5: Solve for x
    x = 2,004,458,120,155.00/1,549,089.20
  6. Step 6: Final answer
    x = 1,293,959.13

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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.