Home / 2,680,213.40-4,020,320.10-883,374.20

Finding the Fourth Proportional to 2,680,213.40, 4,020,320.10 and 883,374.20

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Solution

The fourth proportional to 2,680,213.40, 4,020,320.10 and 883,374.20 is: 1,325,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,213.40 : 4,020,320.10 = 883,374.20 : x
  2. Step 2: Convert to fraction form
    2,680,213.40/4,020,320.10 = 883,374.20/x
  3. Step 3: Cross multiply
    2,680,213.40x = 4,020,320.10 × 883,374.20
  4. Step 4: Simplify right side
    2,680,213.40x = 3,551,447,052,081.42
  5. Step 5: Solve for x
    x = 3,551,447,052,081.42/2,680,213.40
  6. Step 6: Final answer
    x = 1,325,061.30

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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.