Home / 1,237,066.20-1,854,519.30-479,424.60

Finding the Fourth Proportional to 1,237,066.20, 1,854,519.30 and 479,424.60

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Solution

The fourth proportional to 1,237,066.20, 1,854,519.30 and 479,424.60 is: 718,718.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,066.20 : 1,854,519.30 = 479,424.60 : x
  2. Step 2: Convert to fraction form
    1,237,066.20/1,854,519.30 = 479,424.60/x
  3. Step 3: Cross multiply
    1,237,066.20x = 1,854,519.30 × 479,424.60
  4. Step 4: Simplify right side
    1,237,066.20x = 889,102,173,594.78
  5. Step 5: Solve for x
    x = 889,102,173,594.78/1,237,066.20
  6. Step 6: Final answer
    x = 718,718.35

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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.