Home / 2,515,254.40-3,772,881.60-832,139.20

Finding the Fourth Proportional to 2,515,254.40, 3,772,881.60 and 832,139.20

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Solution

The fourth proportional to 2,515,254.40, 3,772,881.60 and 832,139.20 is: 1,248,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,254.40 : 3,772,881.60 = 832,139.20 : x
  2. Step 2: Convert to fraction form
    2,515,254.40/3,772,881.60 = 832,139.20/x
  3. Step 3: Cross multiply
    2,515,254.40x = 3,772,881.60 × 832,139.20
  4. Step 4: Simplify right side
    2,515,254.40x = 3,139,562,676,318.72
  5. Step 5: Solve for x
    x = 3,139,562,676,318.72/2,515,254.40
  6. Step 6: Final answer
    x = 1,248,208.80

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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.