Home / 5,434,370.91-7,499,508.86-2,987,208.23

Finding the Fourth Proportional to 5,434,370.91, 7,499,508.86 and 2,987,208.23

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Solution

The fourth proportional to 5,434,370.91, 7,499,508.86 and 2,987,208.23 is: 4,122,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,370.91 : 7,499,508.86 = 2,987,208.23 : x
  2. Step 2: Convert to fraction form
    5,434,370.91/7,499,508.86 = 2,987,208.23/x
  3. Step 3: Cross multiply
    5,434,370.91x = 7,499,508.86 × 2,987,208.23
  4. Step 4: Simplify right side
    5,434,370.91x = 22,402,594,557,520.39
  5. Step 5: Solve for x
    x = 22,402,594,557,520.39/5,434,370.91
  6. Step 6: Final answer
    x = 4,122,389.68

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1.5x scale

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.