Home / 2,967,730.56-4,095,560.88-1,678,545.72

Finding the Fourth Proportional to 2,967,730.56, 4,095,560.88 and 1,678,545.72

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Solution

The fourth proportional to 2,967,730.56, 4,095,560.88 and 1,678,545.72 is: 2,316,445.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,730.56 : 4,095,560.88 = 1,678,545.72 : x
  2. Step 2: Convert to fraction form
    2,967,730.56/4,095,560.88 = 1,678,545.72/x
  3. Step 3: Cross multiply
    2,967,730.56x = 4,095,560.88 × 1,678,545.72
  4. Step 4: Simplify right side
    2,967,730.56x = 6,874,586,186,123.43
  5. Step 5: Solve for x
    x = 6,874,586,186,123.43/2,967,730.56
  6. Step 6: Final answer
    x = 2,316,445.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.