Home / 1,340,677.80-2,011,794.30-499,314.60

Finding the Fourth Proportional to 1,340,677.80, 2,011,794.30 and 499,314.60

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Solution

The fourth proportional to 1,340,677.80, 2,011,794.30 and 499,314.60 is: 749,261.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,677.80 : 2,011,794.30 = 499,314.60 : x
  2. Step 2: Convert to fraction form
    1,340,677.80/2,011,794.30 = 499,314.60/x
  3. Step 3: Cross multiply
    1,340,677.80x = 2,011,794.30 × 499,314.60
  4. Step 4: Simplify right side
    1,340,677.80x = 1,004,518,266,186.78
  5. Step 5: Solve for x
    x = 1,004,518,266,186.78/1,340,677.80
  6. Step 6: Final answer
    x = 749,261.51

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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.