Home / 2,428,123.60-3,642,185.40-745,008.40

Finding the Fourth Proportional to 2,428,123.60, 3,642,185.40 and 745,008.40

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Solution

The fourth proportional to 2,428,123.60, 3,642,185.40 and 745,008.40 is: 1,117,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,123.60 : 3,642,185.40 = 745,008.40 : x
  2. Step 2: Convert to fraction form
    2,428,123.60/3,642,185.40 = 745,008.40/x
  3. Step 3: Cross multiply
    2,428,123.60x = 3,642,185.40 × 745,008.40
  4. Step 4: Simplify right side
    2,428,123.60x = 2,713,458,717,357.36
  5. Step 5: Solve for x
    x = 2,713,458,717,357.36/2,428,123.60
  6. Step 6: Final answer
    x = 1,117,512.60

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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.