Home / 5,254,978.02-7,251,866.46-2,840,530.02

Finding the Fourth Proportional to 5,254,978.02, 7,251,866.46 and 2,840,530.02

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Solution

The fourth proportional to 5,254,978.02, 7,251,866.46 and 2,840,530.02 is: 3,919,929.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254,978.02 : 7,251,866.46 = 2,840,530.02 : x
  2. Step 2: Convert to fraction form
    5,254,978.02/7,251,866.46 = 2,840,530.02/x
  3. Step 3: Cross multiply
    5,254,978.02x = 7,251,866.46 × 2,840,530.02
  4. Step 4: Simplify right side
    5,254,978.02x = 20,599,144,380,661.13
  5. Step 5: Solve for x
    x = 20,599,144,380,661.13/5,254,978.02
  6. Step 6: Final answer
    x = 3,919,929.69

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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.