Home / 1,081,142.10-1,491,911.98-597,678.41

Finding the Fourth Proportional to 1,081,142.10, 1,491,911.98 and 597,678.41

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Solution

The fourth proportional to 1,081,142.10, 1,491,911.98 and 597,678.41 is: 824,760.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,142.10 : 1,491,911.98 = 597,678.41 : x
  2. Step 2: Convert to fraction form
    1,081,142.10/1,491,911.98 = 597,678.41/x
  3. Step 3: Cross multiply
    1,081,142.10x = 1,491,911.98 × 597,678.41
  4. Step 4: Simplify right side
    1,081,142.10x = 891,683,580,066.35
  5. Step 5: Solve for x
    x = 891,683,580,066.35/1,081,142.10
  6. Step 6: Final answer
    x = 824,760.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.