Home / 2,594,416.80-3,891,625.20-911,690.40

Finding the Fourth Proportional to 2,594,416.80, 3,891,625.20 and 911,690.40

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Solution

The fourth proportional to 2,594,416.80, 3,891,625.20 and 911,690.40 is: 1,367,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,594,416.80 : 3,891,625.20 = 911,690.40 : x
  2. Step 2: Convert to fraction form
    2,594,416.80/3,891,625.20 = 911,690.40/x
  3. Step 3: Cross multiply
    2,594,416.80x = 3,891,625.20 × 911,690.40
  4. Step 4: Simplify right side
    2,594,416.80x = 3,547,957,335,238.08
  5. Step 5: Solve for x
    x = 3,547,957,335,238.08/2,594,416.80
  6. Step 6: Final answer
    x = 1,367,535.60

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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.