Home / 2,927,211.01-4,391,234.78-905,627.45

Finding the Fourth Proportional to 2,927,211.01, 4,391,234.78 and 905,627.45

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Solution

The fourth proportional to 2,927,211.01, 4,391,234.78 and 905,627.45 is: 1,358,570.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,211.01 : 4,391,234.78 = 905,627.45 : x
  2. Step 2: Convert to fraction form
    2,927,211.01/4,391,234.78 = 905,627.45/x
  3. Step 3: Cross multiply
    2,927,211.01x = 4,391,234.78 × 905,627.45
  4. Step 4: Simplify right side
    2,927,211.01x = 3,976,822,762,612.66
  5. Step 5: Solve for x
    x = 3,976,822,762,612.66/2,927,211.01
  6. Step 6: Final answer
    x = 1,358,570.58

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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.