Home / 2,187,615.60-3,281,423.40-2,063,612.70

Finding the Fourth Proportional to 2,187,615.60, 3,281,423.40 and 2,063,612.70

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Solution

The fourth proportional to 2,187,615.60, 3,281,423.40 and 2,063,612.70 is: 3,095,419.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,615.60 : 3,281,423.40 = 2,063,612.70 : x
  2. Step 2: Convert to fraction form
    2,187,615.60/3,281,423.40 = 2,063,612.70/x
  3. Step 3: Cross multiply
    2,187,615.60x = 3,281,423.40 × 2,063,612.70
  4. Step 4: Simplify right side
    2,187,615.60x = 6,771,587,002,317.18
  5. Step 5: Solve for x
    x = 6,771,587,002,317.18/2,187,615.60
  6. Step 6: Final answer
    x = 3,095,419.05

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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.