Home / 2,680,607.20-4,020,133.20-974,552.80

Finding the Fourth Proportional to 2,680,607.20, 4,020,133.20 and 974,552.80

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Solution

The fourth proportional to 2,680,607.20, 4,020,133.20 and 974,552.80 is: 1,461,546.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,607.20 : 4,020,133.20 = 974,552.80 : x
  2. Step 2: Convert to fraction form
    2,680,607.20/4,020,133.20 = 974,552.80/x
  3. Step 3: Cross multiply
    2,680,607.20x = 4,020,133.20 × 974,552.80
  4. Step 4: Simplify right side
    2,680,607.20x = 3,917,832,066,432.96
  5. Step 5: Solve for x
    x = 3,917,832,066,432.96/2,680,607.20
  6. Step 6: Final answer
    x = 1,461,546.50

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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.