Home / 2,874,608.53-4,312,343.45-928,686.89

Finding the Fourth Proportional to 2,874,608.53, 4,312,343.45 and 928,686.89

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Solution

The fourth proportional to 2,874,608.53, 4,312,343.45 and 928,686.89 is: 1,393,169.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,608.53 : 4,312,343.45 = 928,686.89 : x
  2. Step 2: Convert to fraction form
    2,874,608.53/4,312,343.45 = 928,686.89/x
  3. Step 3: Cross multiply
    2,874,608.53x = 4,312,343.45 × 928,686.89
  4. Step 4: Simplify right side
    2,874,608.53x = 4,004,816,822,548.94
  5. Step 5: Solve for x
    x = 4,004,816,822,548.94/2,874,608.53
  6. Step 6: Final answer
    x = 1,393,169.47

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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.