Home / 1,642,982.15-2,458,478.40-969,386.15

Finding the Fourth Proportional to 1,642,982.15, 2,458,478.40 and 969,386.15

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Solution

The fourth proportional to 1,642,982.15, 2,458,478.40 and 969,386.15 is: 1,450,542.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,982.15 : 2,458,478.40 = 969,386.15 : x
  2. Step 2: Convert to fraction form
    1,642,982.15/2,458,478.40 = 969,386.15/x
  3. Step 3: Cross multiply
    1,642,982.15x = 2,458,478.40 × 969,386.15
  4. Step 4: Simplify right side
    1,642,982.15x = 2,383,214,898,741.77
  5. Step 5: Solve for x
    x = 2,383,214,898,741.77/1,642,982.15
  6. Step 6: Final answer
    x = 1,450,542.18

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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.