Home / 2,087,530.20-3,132,461.70-889,248.60

Finding the Fourth Proportional to 2,087,530.20, 3,132,461.70 and 889,248.60

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Solution

The fourth proportional to 2,087,530.20, 3,132,461.70 and 889,248.60 is: 1,334,369.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,530.20 : 3,132,461.70 = 889,248.60 : x
  2. Step 2: Convert to fraction form
    2,087,530.20/3,132,461.70 = 889,248.60/x
  3. Step 3: Cross multiply
    2,087,530.20x = 3,132,461.70 × 889,248.60
  4. Step 4: Simplify right side
    2,087,530.20x = 2,785,537,181,278.62
  5. Step 5: Solve for x
    x = 2,785,537,181,278.62/2,087,530.20
  6. Step 6: Final answer
    x = 1,334,369.76

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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.