Home / 2,653,963.28-3,980,938.22-734,868.09

Finding the Fourth Proportional to 2,653,963.28, 3,980,938.22 and 734,868.09

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Solution

The fourth proportional to 2,653,963.28, 3,980,938.22 and 734,868.09 is: 1,102,300.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,963.28 : 3,980,938.22 = 734,868.09 : x
  2. Step 2: Convert to fraction form
    2,653,963.28/3,980,938.22 = 734,868.09/x
  3. Step 3: Cross multiply
    2,653,963.28x = 3,980,938.22 × 734,868.09
  4. Step 4: Simplify right side
    2,653,963.28x = 2,925,464,466,139.40
  5. Step 5: Solve for x
    x = 2,925,464,466,139.40/2,653,963.28
  6. Step 6: Final answer
    x = 1,102,300.28

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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.