Home / 2,475,102.96-3,415,851-1,387,357.20

Finding the Fourth Proportional to 2,475,102.96, 3,415,851 and 1,387,357.20

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Solution

The fourth proportional to 2,475,102.96, 3,415,851 and 1,387,357.20 is: 1,914,670.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475,102.96 : 3,415,851 = 1,387,357.20 : x
  2. Step 2: Convert to fraction form
    2,475,102.96/3,415,851 = 1,387,357.20/x
  3. Step 3: Cross multiply
    2,475,102.96x = 3,415,851 × 1,387,357.20
  4. Step 4: Simplify right side
    2,475,102.96x = 4,739,005,478,977.20
  5. Step 5: Solve for x
    x = 4,739,005,478,977.20/2,475,102.96
  6. Step 6: Final answer
    x = 1,914,670.04

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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.