Home / 3,924,102.15-5,415,323.95-2,158,070.27

Finding the Fourth Proportional to 3,924,102.15, 5,415,323.95 and 2,158,070.27

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Solution

The fourth proportional to 3,924,102.15, 5,415,323.95 and 2,158,070.27 is: 2,978,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924,102.15 : 5,415,323.95 = 2,158,070.27 : x
  2. Step 2: Convert to fraction form
    3,924,102.15/5,415,323.95 = 2,158,070.27/x
  3. Step 3: Cross multiply
    3,924,102.15x = 5,415,323.95 × 2,158,070.27
  4. Step 4: Simplify right side
    3,924,102.15x = 11,686,649,581,047.00
  5. Step 5: Solve for x
    x = 11,686,649,581,047.00/3,924,102.15
  6. Step 6: Final answer
    x = 2,978,171.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.