Home / 2,594,447.16-3,891,878.10-911,928.12

Finding the Fourth Proportional to 2,594,447.16, 3,891,878.10 and 911,928.12

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Solution

The fourth proportional to 2,594,447.16, 3,891,878.10 and 911,928.12 is: 1,367,965.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,594,447.16 : 3,891,878.10 = 911,928.12 : x
  2. Step 2: Convert to fraction form
    2,594,447.16/3,891,878.10 = 911,928.12/x
  3. Step 3: Cross multiply
    2,594,447.16x = 3,891,878.10 × 911,928.12
  4. Step 4: Simplify right side
    2,594,447.16x = 3,549,113,079,002.17
  5. Step 5: Solve for x
    x = 3,549,113,079,002.17/2,594,447.16
  6. Step 6: Final answer
    x = 1,367,965.07

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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.