Home / 1,182,225-1,631,480.86-672,960.12

Finding the Fourth Proportional to 1,182,225, 1,631,480.86 and 672,960.12

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Solution

The fourth proportional to 1,182,225, 1,631,480.86 and 672,960.12 is: 928,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,225 : 1,631,480.86 = 672,960.12 : x
  2. Step 2: Convert to fraction form
    1,182,225/1,631,480.86 = 672,960.12/x
  3. Step 3: Cross multiply
    1,182,225x = 1,631,480.86 × 672,960.12
  4. Step 4: Simplify right side
    1,182,225x = 1,097,921,555,323.30
  5. Step 5: Solve for x
    x = 1,097,921,555,323.30/1,182,225
  6. Step 6: Final answer
    x = 928,690.86

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1.5x scale

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.