Home / 1,734,279.80-2,601,419.70-736,878.20

Finding the Fourth Proportional to 1,734,279.80, 2,601,419.70 and 736,878.20

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Solution

The fourth proportional to 1,734,279.80, 2,601,419.70 and 736,878.20 is: 1,105,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734,279.80 : 2,601,419.70 = 736,878.20 : x
  2. Step 2: Convert to fraction form
    1,734,279.80/2,601,419.70 = 736,878.20/x
  3. Step 3: Cross multiply
    1,734,279.80x = 2,601,419.70 × 736,878.20
  4. Step 4: Simplify right side
    1,734,279.80x = 1,916,929,465,980.54
  5. Step 5: Solve for x
    x = 1,916,929,465,980.54/1,734,279.80
  6. Step 6: Final answer
    x = 1,105,317.30

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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.