Home / 1,474,318.90-2,035,187.76-991,164.34

Finding the Fourth Proportional to 1,474,318.90, 2,035,187.76 and 991,164.34

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Solution

The fourth proportional to 1,474,318.90, 2,035,187.76 and 991,164.34 is: 1,368,228.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,318.90 : 2,035,187.76 = 991,164.34 : x
  2. Step 2: Convert to fraction form
    1,474,318.90/2,035,187.76 = 991,164.34/x
  3. Step 3: Cross multiply
    1,474,318.90x = 2,035,187.76 × 991,164.34
  4. Step 4: Simplify right side
    1,474,318.90x = 2,017,205,532,916.48
  5. Step 5: Solve for x
    x = 2,017,205,532,916.48/1,474,318.90
  6. Step 6: Final answer
    x = 1,368,228.77

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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.