Home / 1,730,742.72-2,597,043.48-720,561.96

Finding the Fourth Proportional to 1,730,742.72, 2,597,043.48 and 720,561.96

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Solution

The fourth proportional to 1,730,742.72, 2,597,043.48 and 720,561.96 is: 1,081,229.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730,742.72 : 2,597,043.48 = 720,561.96 : x
  2. Step 2: Convert to fraction form
    1,730,742.72/2,597,043.48 = 720,561.96/x
  3. Step 3: Cross multiply
    1,730,742.72x = 2,597,043.48 × 720,561.96
  4. Step 4: Simplify right side
    1,730,742.72x = 1,871,330,740,154.02
  5. Step 5: Solve for x
    x = 1,871,330,740,154.02/1,730,742.72
  6. Step 6: Final answer
    x = 1,081,229.88

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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.