Home / 2,679,703.29-3,698,155.89-1,533,757.41

Finding the Fourth Proportional to 2,679,703.29, 3,698,155.89 and 1,533,757.41

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Solution

The fourth proportional to 2,679,703.29, 3,698,155.89 and 1,533,757.41 is: 2,116,679.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,703.29 : 3,698,155.89 = 1,533,757.41 : x
  2. Step 2: Convert to fraction form
    2,679,703.29/3,698,155.89 = 1,533,757.41/x
  3. Step 3: Cross multiply
    2,679,703.29x = 3,698,155.89 × 1,533,757.41
  4. Step 4: Simplify right side
    2,679,703.29x = 5,672,073,999,622.65
  5. Step 5: Solve for x
    x = 5,672,073,999,622.65/2,679,703.29
  6. Step 6: Final answer
    x = 2,116,679.87

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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.