Home / 2,607,445.20-3,911,167.80-1,487,701.20

Finding the Fourth Proportional to 2,607,445.20, 3,911,167.80 and 1,487,701.20

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Solution

The fourth proportional to 2,607,445.20, 3,911,167.80 and 1,487,701.20 is: 2,231,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607,445.20 : 3,911,167.80 = 1,487,701.20 : x
  2. Step 2: Convert to fraction form
    2,607,445.20/3,911,167.80 = 1,487,701.20/x
  3. Step 3: Cross multiply
    2,607,445.20x = 3,911,167.80 × 1,487,701.20
  4. Step 4: Simplify right side
    2,607,445.20x = 5,818,649,029,461.36
  5. Step 5: Solve for x
    x = 5,818,649,029,461.36/2,607,445.20
  6. Step 6: Final answer
    x = 2,231,551.80

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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.