Home / 1,373,305.32-1,895,085.59-761,422.41

Finding the Fourth Proportional to 1,373,305.32, 1,895,085.59 and 761,422.41

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Solution

The fourth proportional to 1,373,305.32, 1,895,085.59 and 761,422.41 is: 1,050,720.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,305.32 : 1,895,085.59 = 761,422.41 : x
  2. Step 2: Convert to fraction form
    1,373,305.32/1,895,085.59 = 761,422.41/x
  3. Step 3: Cross multiply
    1,373,305.32x = 1,895,085.59 × 761,422.41
  4. Step 4: Simplify right side
    1,373,305.32x = 1,442,960,633,286.96
  5. Step 5: Solve for x
    x = 1,442,960,633,286.96/1,373,305.32
  6. Step 6: Final answer
    x = 1,050,720.92

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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.