Home / 1,105,449.12-1,655,516.42-630,695.16

Finding the Fourth Proportional to 1,105,449.12, 1,655,516.42 and 630,695.16

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Solution

The fourth proportional to 1,105,449.12, 1,655,516.42 and 630,695.16 is: 944,526.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,449.12 : 1,655,516.42 = 630,695.16 : x
  2. Step 2: Convert to fraction form
    1,105,449.12/1,655,516.42 = 630,695.16/x
  3. Step 3: Cross multiply
    1,105,449.12x = 1,655,516.42 × 630,695.16
  4. Step 4: Simplify right side
    1,105,449.12x = 1,044,126,196,153.82
  5. Step 5: Solve for x
    x = 1,044,126,196,153.82/1,105,449.12
  6. Step 6: Final answer
    x = 944,526.69

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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.