Home / 2,869,828.20-3,960,389.70-1,580,673.24

Finding the Fourth Proportional to 2,869,828.20, 3,960,389.70 and 1,580,673.24

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Solution

The fourth proportional to 2,869,828.20, 3,960,389.70 and 1,580,673.24 is: 2,181,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,828.20 : 3,960,389.70 = 1,580,673.24 : x
  2. Step 2: Convert to fraction form
    2,869,828.20/3,960,389.70 = 1,580,673.24/x
  3. Step 3: Cross multiply
    2,869,828.20x = 3,960,389.70 × 1,580,673.24
  4. Step 4: Simplify right side
    2,869,828.20x = 6,260,082,018,761.63
  5. Step 5: Solve for x
    x = 6,260,082,018,761.63/2,869,828.20
  6. Step 6: Final answer
    x = 2,181,343.82

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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.