Home / 5,178,256.89-7,761,996.19-2,900,441.71

Finding the Fourth Proportional to 5,178,256.89, 7,761,996.19 and 2,900,441.71

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Solution

The fourth proportional to 5,178,256.89, 7,761,996.19 and 2,900,441.71 is: 4,347,644.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,256.89 : 7,761,996.19 = 2,900,441.71 : x
  2. Step 2: Convert to fraction form
    5,178,256.89/7,761,996.19 = 2,900,441.71/x
  3. Step 3: Cross multiply
    5,178,256.89x = 7,761,996.19 × 2,900,441.71
  4. Step 4: Simplify right side
    5,178,256.89x = 22,513,217,502,337.09
  5. Step 5: Solve for x
    x = 22,513,217,502,337.09/5,178,256.89
  6. Step 6: Final answer
    x = 4,347,644.00

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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.