Home / 6,512,516.40-9,769,241.16-1,720,157.88

Finding the Fourth Proportional to 6,512,516.40, 9,769,241.16 and 1,720,157.88

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Solution

The fourth proportional to 6,512,516.40, 9,769,241.16 and 1,720,157.88 is: 2,580,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512,516.40 : 9,769,241.16 = 1,720,157.88 : x
  2. Step 2: Convert to fraction form
    6,512,516.40/9,769,241.16 = 1,720,157.88/x
  3. Step 3: Cross multiply
    6,512,516.40x = 9,769,241.16 × 1,720,157.88
  4. Step 4: Simplify right side
    6,512,516.40x = 16,804,637,162,994.34
  5. Step 5: Solve for x
    x = 16,804,637,162,994.34/6,512,516.40
  6. Step 6: Final answer
    x = 2,580,360.05

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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.