Home / 1,340,449.44-2,011,330.08-630,549.12

Finding the Fourth Proportional to 1,340,449.44, 2,011,330.08 and 630,549.12

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Solution

The fourth proportional to 1,340,449.44, 2,011,330.08 and 630,549.12 is: 946,132.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,449.44 : 2,011,330.08 = 630,549.12 : x
  2. Step 2: Convert to fraction form
    1,340,449.44/2,011,330.08 = 630,549.12/x
  3. Step 3: Cross multiply
    1,340,449.44x = 2,011,330.08 × 630,549.12
  4. Step 4: Simplify right side
    1,340,449.44x = 1,268,242,411,973.53
  5. Step 5: Solve for x
    x = 1,268,242,411,973.53/1,340,449.44
  6. Step 6: Final answer
    x = 946,132.23

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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.