Home / 1,461,169.35-2,191,959.76-450,372.78

Finding the Fourth Proportional to 1,461,169.35, 2,191,959.76 and 450,372.78

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Solution

The fourth proportional to 1,461,169.35, 2,191,959.76 and 450,372.78 is: 675,622.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,169.35 : 2,191,959.76 = 450,372.78 : x
  2. Step 2: Convert to fraction form
    1,461,169.35/2,191,959.76 = 450,372.78/x
  3. Step 3: Cross multiply
    1,461,169.35x = 2,191,959.76 × 450,372.78
  4. Step 4: Simplify right side
    1,461,169.35x = 987,198,997,547.67
  5. Step 5: Solve for x
    x = 987,198,997,547.67/1,461,169.35
  6. Step 6: Final answer
    x = 675,622.58

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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.