Home / 1,130,691.12-1,696,028.04-289,241.52

Finding the Fourth Proportional to 1,130,691.12, 1,696,028.04 and 289,241.52

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Solution

The fourth proportional to 1,130,691.12, 1,696,028.04 and 289,241.52 is: 433,860.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,691.12 : 1,696,028.04 = 289,241.52 : x
  2. Step 2: Convert to fraction form
    1,130,691.12/1,696,028.04 = 289,241.52/x
  3. Step 3: Cross multiply
    1,130,691.12x = 1,696,028.04 × 289,241.52
  4. Step 4: Simplify right side
    1,130,691.12x = 490,561,728,252.22
  5. Step 5: Solve for x
    x = 490,561,728,252.22/1,130,691.12
  6. Step 6: Final answer
    x = 433,860.07

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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.