Home / 1,763,252.70-2,642,805.45-921,371.10

Finding the Fourth Proportional to 1,763,252.70, 2,642,805.45 and 921,371.10

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Solution

The fourth proportional to 1,763,252.70, 2,642,805.45 and 921,371.10 is: 1,380,973.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,252.70 : 2,642,805.45 = 921,371.10 : x
  2. Step 2: Convert to fraction form
    1,763,252.70/2,642,805.45 = 921,371.10/x
  3. Step 3: Cross multiply
    1,763,252.70x = 2,642,805.45 × 921,371.10
  4. Step 4: Simplify right side
    1,763,252.70x = 2,435,004,564,552.50
  5. Step 5: Solve for x
    x = 2,435,004,564,552.50/1,763,252.70
  6. Step 6: Final answer
    x = 1,380,973.11

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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.