Home / 2,874,608.03-4,312,342.70-928,686.39

Finding the Fourth Proportional to 2,874,608.03, 4,312,342.70 and 928,686.39

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Solution

The fourth proportional to 2,874,608.03, 4,312,342.70 and 928,686.39 is: 1,393,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,608.03 : 4,312,342.70 = 928,686.39 : x
  2. Step 2: Convert to fraction form
    2,874,608.03/4,312,342.70 = 928,686.39/x
  3. Step 3: Cross multiply
    2,874,608.03x = 4,312,342.70 × 928,686.39
  4. Step 4: Simplify right side
    2,874,608.03x = 4,004,813,969,862.42
  5. Step 5: Solve for x
    x = 4,004,813,969,862.42/2,874,608.03
  6. Step 6: Final answer
    x = 1,393,168.72

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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.