Home / 1,119,499.60-1,679,468.10-445,466.20

Finding the Fourth Proportional to 1,119,499.60, 1,679,468.10 and 445,466.20

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Solution

The fourth proportional to 1,119,499.60, 1,679,468.10 and 445,466.20 is: 668,286.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,499.60 : 1,679,468.10 = 445,466.20 : x
  2. Step 2: Convert to fraction form
    1,119,499.60/1,679,468.10 = 445,466.20/x
  3. Step 3: Cross multiply
    1,119,499.60x = 1,679,468.10 × 445,466.20
  4. Step 4: Simplify right side
    1,119,499.60x = 748,146,272,528.22
  5. Step 5: Solve for x
    x = 748,146,272,528.22/1,119,499.60
  6. Step 6: Final answer
    x = 668,286.32

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1.5x scale

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.