Home / 1,182,314.20-1,631,008.98-698,645.32

Finding the Fourth Proportional to 1,182,314.20, 1,631,008.98 and 698,645.32

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Solution

The fourth proportional to 1,182,314.20, 1,631,008.98 and 698,645.32 is: 963,785.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,314.20 : 1,631,008.98 = 698,645.32 : x
  2. Step 2: Convert to fraction form
    1,182,314.20/1,631,008.98 = 698,645.32/x
  3. Step 3: Cross multiply
    1,182,314.20x = 1,631,008.98 × 698,645.32
  4. Step 4: Simplify right side
    1,182,314.20x = 1,139,496,790,754.97
  5. Step 5: Solve for x
    x = 1,139,496,790,754.97/1,182,314.20
  6. Step 6: Final answer
    x = 963,785.08

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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.