Home / 1,329,675.30-1,835,020.62-813,267.20

Finding the Fourth Proportional to 1,329,675.30, 1,835,020.62 and 813,267.20

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Solution

The fourth proportional to 1,329,675.30, 1,835,020.62 and 813,267.20 is: 1,122,350.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,675.30 : 1,835,020.62 = 813,267.20 : x
  2. Step 2: Convert to fraction form
    1,329,675.30/1,835,020.62 = 813,267.20/x
  3. Step 3: Cross multiply
    1,329,675.30x = 1,835,020.62 × 813,267.20
  4. Step 4: Simplify right side
    1,329,675.30x = 1,492,362,072,394.56
  5. Step 5: Solve for x
    x = 1,492,362,072,394.56/1,329,675.30
  6. Step 6: Final answer
    x = 1,122,350.75

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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.