Home / 1,098,988.80-1,646,296.20-967,477.20

Finding the Fourth Proportional to 1,098,988.80, 1,646,296.20 and 967,477.20

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Solution

The fourth proportional to 1,098,988.80, 1,646,296.20 and 967,477.20 is: 1,449,290.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,988.80 : 1,646,296.20 = 967,477.20 : x
  2. Step 2: Convert to fraction form
    1,098,988.80/1,646,296.20 = 967,477.20/x
  3. Step 3: Cross multiply
    1,098,988.80x = 1,646,296.20 × 967,477.20
  4. Step 4: Simplify right side
    1,098,988.80x = 1,592,754,037,946.64
  5. Step 5: Solve for x
    x = 1,592,754,037,946.64/1,098,988.80
  6. Step 6: Final answer
    x = 1,449,290.51

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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.