Home / 1,156,476.12-1,595,780.15-672,667.98

Finding the Fourth Proportional to 1,156,476.12, 1,595,780.15 and 672,667.98

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Solution

The fourth proportional to 1,156,476.12, 1,595,780.15 and 672,667.98 is: 928,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,476.12 : 1,595,780.15 = 672,667.98 : x
  2. Step 2: Convert to fraction form
    1,156,476.12/1,595,780.15 = 672,667.98/x
  3. Step 3: Cross multiply
    1,156,476.12x = 1,595,780.15 × 672,667.98
  4. Step 4: Simplify right side
    1,156,476.12x = 1,073,430,206,661.26
  5. Step 5: Solve for x
    x = 1,073,430,206,661.26/1,156,476.12
  6. Step 6: Final answer
    x = 928,190.55

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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.