Home / 1,947,464.06-2,687,450.90-1,088,030.78

Finding the Fourth Proportional to 1,947,464.06, 2,687,450.90 and 1,088,030.78

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Solution

The fourth proportional to 1,947,464.06, 2,687,450.90 and 1,088,030.78 is: 1,501,454.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,464.06 : 2,687,450.90 = 1,088,030.78 : x
  2. Step 2: Convert to fraction form
    1,947,464.06/2,687,450.90 = 1,088,030.78/x
  3. Step 3: Cross multiply
    1,947,464.06x = 2,687,450.90 × 1,088,030.78
  4. Step 4: Simplify right side
    1,947,464.06x = 2,924,029,280,061.29
  5. Step 5: Solve for x
    x = 2,924,029,280,061.29/1,947,464.06
  6. Step 6: Final answer
    x = 1,501,454.81

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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.