Home / 2,729,148.95-3,766,159.04-1,505,427.68

Finding the Fourth Proportional to 2,729,148.95, 3,766,159.04 and 1,505,427.68

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Solution

The fourth proportional to 2,729,148.95, 3,766,159.04 and 1,505,427.68 is: 2,077,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,148.95 : 3,766,159.04 = 1,505,427.68 : x
  2. Step 2: Convert to fraction form
    2,729,148.95/3,766,159.04 = 1,505,427.68/x
  3. Step 3: Cross multiply
    2,729,148.95x = 3,766,159.04 × 1,505,427.68
  4. Step 4: Simplify right side
    2,729,148.95x = 5,669,680,039,740.29
  5. Step 5: Solve for x
    x = 5,669,680,039,740.29/2,729,148.95
  6. Step 6: Final answer
    x = 2,077,453.50

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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.