Home / 2,363,207.76-3,261,210.12-1,290,119.76

Finding the Fourth Proportional to 2,363,207.76, 3,261,210.12 and 1,290,119.76

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Solution

The fourth proportional to 2,363,207.76, 3,261,210.12 and 1,290,119.76 is: 1,780,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363,207.76 : 3,261,210.12 = 1,290,119.76 : x
  2. Step 2: Convert to fraction form
    2,363,207.76/3,261,210.12 = 1,290,119.76/x
  3. Step 3: Cross multiply
    2,363,207.76x = 3,261,210.12 × 1,290,119.76
  4. Step 4: Simplify right side
    2,363,207.76x = 4,207,351,617,323.97
  5. Step 5: Solve for x
    x = 4,207,351,617,323.97/2,363,207.76
  6. Step 6: Final answer
    x = 1,780,356.21

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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.