Home / 1,444,154.90-1,992,964.16-790,808.36

Finding the Fourth Proportional to 1,444,154.90, 1,992,964.16 and 790,808.36

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Solution

The fourth proportional to 1,444,154.90, 1,992,964.16 and 790,808.36 is: 1,091,332.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,154.90 : 1,992,964.16 = 790,808.36 : x
  2. Step 2: Convert to fraction form
    1,444,154.90/1,992,964.16 = 790,808.36/x
  3. Step 3: Cross multiply
    1,444,154.90x = 1,992,964.16 × 790,808.36
  4. Step 4: Simplify right side
    1,444,154.90x = 1,576,052,710,920.58
  5. Step 5: Solve for x
    x = 1,576,052,710,920.58/1,444,154.90
  6. Step 6: Final answer
    x = 1,091,332.18

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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.