Home / 2,591,731.60-3,887,597.40-1,649,280.40

Finding the Fourth Proportional to 2,591,731.60, 3,887,597.40 and 1,649,280.40

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Solution

The fourth proportional to 2,591,731.60, 3,887,597.40 and 1,649,280.40 is: 2,473,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,731.60 : 3,887,597.40 = 1,649,280.40 : x
  2. Step 2: Convert to fraction form
    2,591,731.60/3,887,597.40 = 1,649,280.40/x
  3. Step 3: Cross multiply
    2,591,731.60x = 3,887,597.40 × 1,649,280.40
  4. Step 4: Simplify right side
    2,591,731.60x = 6,411,738,194,910.96
  5. Step 5: Solve for x
    x = 6,411,738,194,910.96/2,591,731.60
  6. Step 6: Final answer
    x = 2,473,920.60

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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.