Home / 1,462,354.56-2,018,328.26-979,761.15

Finding the Fourth Proportional to 1,462,354.56, 2,018,328.26 and 979,761.15

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Solution

The fourth proportional to 1,462,354.56, 2,018,328.26 and 979,761.15 is: 1,352,257.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,354.56 : 2,018,328.26 = 979,761.15 : x
  2. Step 2: Convert to fraction form
    1,462,354.56/2,018,328.26 = 979,761.15/x
  3. Step 3: Cross multiply
    1,462,354.56x = 2,018,328.26 × 979,761.15
  4. Step 4: Simplify right side
    1,462,354.56x = 1,977,479,612,196.29
  5. Step 5: Solve for x
    x = 1,977,479,612,196.29/1,462,354.56
  6. Step 6: Final answer
    x = 1,352,257.29

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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.