Home / 1,468,311.40-2,202,467.10-471,140.20

Finding the Fourth Proportional to 1,468,311.40, 2,202,467.10 and 471,140.20

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Solution

The fourth proportional to 1,468,311.40, 2,202,467.10 and 471,140.20 is: 706,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,311.40 : 2,202,467.10 = 471,140.20 : x
  2. Step 2: Convert to fraction form
    1,468,311.40/2,202,467.10 = 471,140.20/x
  3. Step 3: Cross multiply
    1,468,311.40x = 2,202,467.10 × 471,140.20
  4. Step 4: Simplify right side
    1,468,311.40x = 1,037,670,789,987.42
  5. Step 5: Solve for x
    x = 1,037,670,789,987.42/1,468,311.40
  6. Step 6: Final answer
    x = 706,710.30

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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.