Home / 2,791,513.20-4,187,998.80-898,300.20

Finding the Fourth Proportional to 2,791,513.20, 4,187,998.80 and 898,300.20

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Solution

The fourth proportional to 2,791,513.20, 4,187,998.80 and 898,300.20 is: 1,347,684.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,513.20 : 4,187,998.80 = 898,300.20 : x
  2. Step 2: Convert to fraction form
    2,791,513.20/4,187,998.80 = 898,300.20/x
  3. Step 3: Cross multiply
    2,791,513.20x = 4,187,998.80 × 898,300.20
  4. Step 4: Simplify right side
    2,791,513.20x = 3,762,080,159,639.76
  5. Step 5: Solve for x
    x = 3,762,080,159,639.76/2,791,513.20
  6. Step 6: Final answer
    x = 1,347,684.89

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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.