Home / 2,427,121.40-3,643,677.30-1,528,561.40

Finding the Fourth Proportional to 2,427,121.40, 3,643,677.30 and 1,528,561.40

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Solution

The fourth proportional to 2,427,121.40, 3,643,677.30 and 1,528,561.40 is: 2,294,728.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,121.40 : 3,643,677.30 = 1,528,561.40 : x
  2. Step 2: Convert to fraction form
    2,427,121.40/3,643,677.30 = 1,528,561.40/x
  3. Step 3: Cross multiply
    2,427,121.40x = 3,643,677.30 × 1,528,561.40
  4. Step 4: Simplify right side
    2,427,121.40x = 5,569,584,474,836.22
  5. Step 5: Solve for x
    x = 5,569,584,474,836.22/2,427,121.40
  6. Step 6: Final answer
    x = 2,294,728.43

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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.