Home / 1,900,924.80-2,850,494.40-1,102,433.28

Finding the Fourth Proportional to 1,900,924.80, 2,850,494.40 and 1,102,433.28

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Solution

The fourth proportional to 1,900,924.80, 2,850,494.40 and 1,102,433.28 is: 1,653,132.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,924.80 : 2,850,494.40 = 1,102,433.28 : x
  2. Step 2: Convert to fraction form
    1,900,924.80/2,850,494.40 = 1,102,433.28/x
  3. Step 3: Cross multiply
    1,900,924.80x = 2,850,494.40 × 1,102,433.28
  4. Step 4: Simplify right side
    1,900,924.80x = 3,142,479,891,013.63
  5. Step 5: Solve for x
    x = 3,142,479,891,013.63/1,900,924.80
  6. Step 6: Final answer
    x = 1,653,132.14

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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.