Home / 2,126,907.48-3,182,867.10-1,328,565

Finding the Fourth Proportional to 2,126,907.48, 3,182,867.10 and 1,328,565

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Solution

The fourth proportional to 2,126,907.48, 3,182,867.10 and 1,328,565 is: 1,988,166.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,907.48 : 3,182,867.10 = 1,328,565 : x
  2. Step 2: Convert to fraction form
    2,126,907.48/3,182,867.10 = 1,328,565/x
  3. Step 3: Cross multiply
    2,126,907.48x = 3,182,867.10 × 1,328,565
  4. Step 4: Simplify right side
    2,126,907.48x = 4,228,645,828,711.50
  5. Step 5: Solve for x
    x = 4,228,645,828,711.50/2,126,907.48
  6. Step 6: Final answer
    x = 1,988,166.33

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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.