Home / 2,148,919.43-3,223,777.81-709,702.52

Finding the Fourth Proportional to 2,148,919.43, 3,223,777.81 and 709,702.52

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Solution

The fourth proportional to 2,148,919.43, 3,223,777.81 and 709,702.52 is: 1,064,685.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,919.43 : 3,223,777.81 = 709,702.52 : x
  2. Step 2: Convert to fraction form
    2,148,919.43/3,223,777.81 = 709,702.52/x
  3. Step 3: Cross multiply
    2,148,919.43x = 3,223,777.81 × 709,702.52
  4. Step 4: Simplify right side
    2,148,919.43x = 2,287,923,241,962.27
  5. Step 5: Solve for x
    x = 2,287,923,241,962.27/2,148,919.43
  6. Step 6: Final answer
    x = 1,064,685.44

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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.