Home / 5,181,979.01-7,772,688.26-1,587,756.34

Finding the Fourth Proportional to 5,181,979.01, 7,772,688.26 and 1,587,756.34

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Solution

The fourth proportional to 5,181,979.01, 7,772,688.26 and 1,587,756.34 is: 2,381,548.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,979.01 : 7,772,688.26 = 1,587,756.34 : x
  2. Step 2: Convert to fraction form
    5,181,979.01/7,772,688.26 = 1,587,756.34/x
  3. Step 3: Cross multiply
    5,181,979.01x = 7,772,688.26 × 1,587,756.34
  4. Step 4: Simplify right side
    5,181,979.01x = 12,341,135,063,658.57
  5. Step 5: Solve for x
    x = 12,341,135,063,658.57/5,181,979.01
  6. Step 6: Final answer
    x = 2,381,548.64

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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.