Home / 1,491,549.30-2,238,101.55-650,186.10

Finding the Fourth Proportional to 1,491,549.30, 2,238,101.55 and 650,186.10

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Solution

The fourth proportional to 1,491,549.30, 2,238,101.55 and 650,186.10 is: 975,618.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,549.30 : 2,238,101.55 = 650,186.10 : x
  2. Step 2: Convert to fraction form
    1,491,549.30/2,238,101.55 = 650,186.10/x
  3. Step 3: Cross multiply
    1,491,549.30x = 2,238,101.55 × 650,186.10
  4. Step 4: Simplify right side
    1,491,549.30x = 1,455,182,518,198.45
  5. Step 5: Solve for x
    x = 1,455,182,518,198.45/1,491,549.30
  6. Step 6: Final answer
    x = 975,618.12

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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.