Home / 1,126,497.03-1,689,849.42-368,342.38

Finding the Fourth Proportional to 1,126,497.03, 1,689,849.42 and 368,342.38

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Solution

The fourth proportional to 1,126,497.03, 1,689,849.42 and 368,342.38 is: 552,547.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,497.03 : 1,689,849.42 = 368,342.38 : x
  2. Step 2: Convert to fraction form
    1,126,497.03/1,689,849.42 = 368,342.38/x
  3. Step 3: Cross multiply
    1,126,497.03x = 1,689,849.42 × 368,342.38
  4. Step 4: Simplify right side
    1,126,497.03x = 622,443,157,204.42
  5. Step 5: Solve for x
    x = 622,443,157,204.42/1,126,497.03
  6. Step 6: Final answer
    x = 552,547.54

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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.