Home / 1,425,232.96-1,966,853.44-813,373.54

Finding the Fourth Proportional to 1,425,232.96, 1,966,853.44 and 813,373.54

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Solution

The fourth proportional to 1,425,232.96, 1,966,853.44 and 813,373.54 is: 1,122,473.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,232.96 : 1,966,853.44 = 813,373.54 : x
  2. Step 2: Convert to fraction form
    1,425,232.96/1,966,853.44 = 813,373.54/x
  3. Step 3: Cross multiply
    1,425,232.96x = 1,966,853.44 × 813,373.54
  4. Step 4: Simplify right side
    1,425,232.96x = 1,599,786,545,153.98
  5. Step 5: Solve for x
    x = 1,599,786,545,153.98/1,425,232.96
  6. Step 6: Final answer
    x = 1,122,473.72

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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.