Home / 5,195,079.70-7,169,189.25-2,903,239.78

Finding the Fourth Proportional to 5,195,079.70, 7,169,189.25 and 2,903,239.78

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Solution

The fourth proportional to 5,195,079.70, 7,169,189.25 and 2,903,239.78 is: 4,006,459.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,079.70 : 7,169,189.25 = 2,903,239.78 : x
  2. Step 2: Convert to fraction form
    5,195,079.70/7,169,189.25 = 2,903,239.78/x
  3. Step 3: Cross multiply
    5,195,079.70x = 7,169,189.25 × 2,903,239.78
  4. Step 4: Simplify right side
    5,195,079.70x = 20,813,875,420,948.36
  5. Step 5: Solve for x
    x = 20,813,875,420,948.36/5,195,079.70
  6. Step 6: Final answer
    x = 4,006,459.31

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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.