Home / 840,461.11-1,259,736.06-739,060.45

Finding the Fourth Proportional to 840,461.11, 1,259,736.06 and 739,060.45

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Solution

The fourth proportional to 840,461.11, 1,259,736.06 and 739,060.45 is: 1,107,750.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,461.11 : 1,259,736.06 = 739,060.45 : x
  2. Step 2: Convert to fraction form
    840,461.11/1,259,736.06 = 739,060.45/x
  3. Step 3: Cross multiply
    840,461.11x = 1,259,736.06 × 739,060.45
  4. Step 4: Simplify right side
    840,461.11x = 931,021,099,384.83
  5. Step 5: Solve for x
    x = 931,021,099,384.83/840,461.11
  6. Step 6: Final answer
    x = 1,107,750.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.