Home / 2,288,291.51-3,157,633.53-1,357,838.88

Finding the Fourth Proportional to 2,288,291.51, 3,157,633.53 and 1,357,838.88

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Solution

The fourth proportional to 2,288,291.51, 3,157,633.53 and 1,357,838.88 is: 1,873,693.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,291.51 : 3,157,633.53 = 1,357,838.88 : x
  2. Step 2: Convert to fraction form
    2,288,291.51/3,157,633.53 = 1,357,838.88/x
  3. Step 3: Cross multiply
    2,288,291.51x = 3,157,633.53 × 1,357,838.88
  4. Step 4: Simplify right side
    2,288,291.51x = 4,287,557,563,984.52
  5. Step 5: Solve for x
    x = 4,287,557,563,984.52/2,288,291.51
  6. Step 6: Final answer
    x = 1,873,693.78

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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.