Home / 1,501,947.40-2,253,059.28-491,074.72

Finding the Fourth Proportional to 1,501,947.40, 2,253,059.28 and 491,074.72

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Solution

The fourth proportional to 1,501,947.40, 2,253,059.28 and 491,074.72 is: 736,657.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,947.40 : 2,253,059.28 = 491,074.72 : x
  2. Step 2: Convert to fraction form
    1,501,947.40/2,253,059.28 = 491,074.72/x
  3. Step 3: Cross multiply
    1,501,947.40x = 2,253,059.28 × 491,074.72
  4. Step 4: Simplify right side
    1,501,947.40x = 1,106,420,455,069.40
  5. Step 5: Solve for x
    x = 1,106,420,455,069.40/1,501,947.40
  6. Step 6: Final answer
    x = 736,657.26

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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.