Home / 1,505,739.80-2,258,609.70-663,397.40

Finding the Fourth Proportional to 1,505,739.80, 2,258,609.70 and 663,397.40

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Solution

The fourth proportional to 1,505,739.80, 2,258,609.70 and 663,397.40 is: 995,096.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,739.80 : 2,258,609.70 = 663,397.40 : x
  2. Step 2: Convert to fraction form
    1,505,739.80/2,258,609.70 = 663,397.40/x
  3. Step 3: Cross multiply
    1,505,739.80x = 2,258,609.70 × 663,397.40
  4. Step 4: Simplify right side
    1,505,739.80x = 1,498,355,802,594.78
  5. Step 5: Solve for x
    x = 1,498,355,802,594.78/1,505,739.80
  6. Step 6: Final answer
    x = 995,096.10

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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.