Home / 1,329,728.58-1,835,094.22-813,320.58

Finding the Fourth Proportional to 1,329,728.58, 1,835,094.22 and 813,320.58

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Solution

The fourth proportional to 1,329,728.58, 1,835,094.22 and 813,320.58 is: 1,122,424.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,728.58 : 1,835,094.22 = 813,320.58 : x
  2. Step 2: Convert to fraction form
    1,329,728.58/1,835,094.22 = 813,320.58/x
  3. Step 3: Cross multiply
    1,329,728.58x = 1,835,094.22 × 813,320.58
  4. Step 4: Simplify right side
    1,329,728.58x = 1,492,519,895,365.05
  5. Step 5: Solve for x
    x = 1,492,519,895,365.05/1,329,728.58
  6. Step 6: Final answer
    x = 1,122,424.47

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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.