Home / 2,801,489.20-4,202,233.80-2,553,483.40

Finding the Fourth Proportional to 2,801,489.20, 4,202,233.80 and 2,553,483.40

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Solution

The fourth proportional to 2,801,489.20, 4,202,233.80 and 2,553,483.40 is: 3,830,225.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,489.20 : 4,202,233.80 = 2,553,483.40 : x
  2. Step 2: Convert to fraction form
    2,801,489.20/4,202,233.80 = 2,553,483.40/x
  3. Step 3: Cross multiply
    2,801,489.20x = 4,202,233.80 × 2,553,483.40
  4. Step 4: Simplify right side
    2,801,489.20x = 10,730,334,251,218.92
  5. Step 5: Solve for x
    x = 10,730,334,251,218.92/2,801,489.20
  6. Step 6: Final answer
    x = 3,830,225.10

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1.5x scale

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.