Home / 2,040,319.60-3,060,479.40-620,373.40

Finding the Fourth Proportional to 2,040,319.60, 3,060,479.40 and 620,373.40

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Solution

The fourth proportional to 2,040,319.60, 3,060,479.40 and 620,373.40 is: 930,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,319.60 : 3,060,479.40 = 620,373.40 : x
  2. Step 2: Convert to fraction form
    2,040,319.60/3,060,479.40 = 620,373.40/x
  3. Step 3: Cross multiply
    2,040,319.60x = 3,060,479.40 × 620,373.40
  4. Step 4: Simplify right side
    2,040,319.60x = 1,898,640,011,007.96
  5. Step 5: Solve for x
    x = 1,898,640,011,007.96/2,040,319.60
  6. Step 6: Final answer
    x = 930,560.10

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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.