Home / 2,520,531.20-3,781,142.40-837,459.20

Finding the Fourth Proportional to 2,520,531.20, 3,781,142.40 and 837,459.20

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Solution

The fourth proportional to 2,520,531.20, 3,781,142.40 and 837,459.20 is: 1,256,303.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,531.20 : 3,781,142.40 = 837,459.20 : x
  2. Step 2: Convert to fraction form
    2,520,531.20/3,781,142.40 = 837,459.20/x
  3. Step 3: Cross multiply
    2,520,531.20x = 3,781,142.40 × 837,459.20
  4. Step 4: Simplify right side
    2,520,531.20x = 3,166,552,489,390.08
  5. Step 5: Solve for x
    x = 3,166,552,489,390.08/2,520,531.20
  6. Step 6: Final answer
    x = 1,256,303.63

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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.