Home / 5,380,876.42-8,071,343.79-1,594,392.10

Finding the Fourth Proportional to 5,380,876.42, 8,071,343.79 and 1,594,392.10

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Solution

The fourth proportional to 5,380,876.42, 8,071,343.79 and 1,594,392.10 is: 2,391,596.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,876.42 : 8,071,343.79 = 1,594,392.10 : x
  2. Step 2: Convert to fraction form
    5,380,876.42/8,071,343.79 = 1,594,392.10/x
  3. Step 3: Cross multiply
    5,380,876.42x = 8,071,343.79 × 1,594,392.10
  4. Step 4: Simplify right side
    5,380,876.42x = 12,868,886,775,160.06
  5. Step 5: Solve for x
    x = 12,868,886,775,160.06/5,380,876.42
  6. Step 6: Final answer
    x = 2,391,596.79

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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.