Home / 1,172,487.72-1,758,859.02-373,581.48

Finding the Fourth Proportional to 1,172,487.72, 1,758,859.02 and 373,581.48

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Solution

The fourth proportional to 1,172,487.72, 1,758,859.02 and 373,581.48 is: 560,412.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,487.72 : 1,758,859.02 = 373,581.48 : x
  2. Step 2: Convert to fraction form
    1,172,487.72/1,758,859.02 = 373,581.48/x
  3. Step 3: Cross multiply
    1,172,487.72x = 1,758,859.02 × 373,581.48
  4. Step 4: Simplify right side
    1,172,487.72x = 657,077,155,802.95
  5. Step 5: Solve for x
    x = 657,077,155,802.95/1,172,487.72
  6. Step 6: Final answer
    x = 560,412.83

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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.