Home / 2,802,521.79-3,867,491.91-1,578,841.97

Finding the Fourth Proportional to 2,802,521.79, 3,867,491.91 and 1,578,841.97

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Solution

The fourth proportional to 2,802,521.79, 3,867,491.91 and 1,578,841.97 is: 2,178,808.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,521.79 : 3,867,491.91 = 1,578,841.97 : x
  2. Step 2: Convert to fraction form
    2,802,521.79/3,867,491.91 = 1,578,841.97/x
  3. Step 3: Cross multiply
    2,802,521.79x = 3,867,491.91 × 1,578,841.97
  4. Step 4: Simplify right side
    2,802,521.79x = 6,106,158,532,726.66
  5. Step 5: Solve for x
    x = 6,106,158,532,726.66/2,802,521.79
  6. Step 6: Final answer
    x = 2,178,808.58

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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.