Home / 945,917.05-1,419,373.80-546,838.09

Finding the Fourth Proportional to 945,917.05, 1,419,373.80 and 546,838.09

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Solution

The fourth proportional to 945,917.05, 1,419,373.80 and 546,838.09 is: 820,545.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,917.05 : 1,419,373.80 = 546,838.09 : x
  2. Step 2: Convert to fraction form
    945,917.05/1,419,373.80 = 546,838.09/x
  3. Step 3: Cross multiply
    945,917.05x = 1,419,373.80 × 546,838.09
  4. Step 4: Simplify right side
    945,917.05x = 776,167,655,053.85
  5. Step 5: Solve for x
    x = 776,167,655,053.85/945,917.05
  6. Step 6: Final answer
    x = 820,545.16

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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.