Home / 1,090,439.84-1,504,948.28-625,475.14

Finding the Fourth Proportional to 1,090,439.84, 1,504,948.28 and 625,475.14

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Solution

The fourth proportional to 1,090,439.84, 1,504,948.28 and 625,475.14 is: 863,236.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,439.84 : 1,504,948.28 = 625,475.14 : x
  2. Step 2: Convert to fraction form
    1,090,439.84/1,504,948.28 = 625,475.14/x
  3. Step 3: Cross multiply
    1,090,439.84x = 1,504,948.28 × 625,475.14
  4. Step 4: Simplify right side
    1,090,439.84x = 941,307,729,236.01
  5. Step 5: Solve for x
    x = 941,307,729,236.01/1,090,439.84
  6. Step 6: Final answer
    x = 863,236.73

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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.