Home / 5,121,569.10-7,682,353.65-2,570,652.30

Finding the Fourth Proportional to 5,121,569.10, 7,682,353.65 and 2,570,652.30

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Solution

The fourth proportional to 5,121,569.10, 7,682,353.65 and 2,570,652.30 is: 3,855,978.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,569.10 : 7,682,353.65 = 2,570,652.30 : x
  2. Step 2: Convert to fraction form
    5,121,569.10/7,682,353.65 = 2,570,652.30/x
  3. Step 3: Cross multiply
    5,121,569.10x = 7,682,353.65 × 2,570,652.30
  4. Step 4: Simplify right side
    5,121,569.10x = 19,748,660,079,785.89
  5. Step 5: Solve for x
    x = 19,748,660,079,785.89/5,121,569.10
  6. Step 6: Final answer
    x = 3,855,978.45

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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.