Home / 1,523,148.52-2,102,176.54-972,101.98

Finding the Fourth Proportional to 1,523,148.52, 2,102,176.54 and 972,101.98

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Solution

The fourth proportional to 1,523,148.52, 2,102,176.54 and 972,101.98 is: 1,341,648.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,148.52 : 2,102,176.54 = 972,101.98 : x
  2. Step 2: Convert to fraction form
    1,523,148.52/2,102,176.54 = 972,101.98/x
  3. Step 3: Cross multiply
    1,523,148.52x = 2,102,176.54 × 972,101.98
  4. Step 4: Simplify right side
    1,523,148.52x = 2,043,529,976,843.55
  5. Step 5: Solve for x
    x = 2,043,529,976,843.55/1,523,148.52
  6. Step 6: Final answer
    x = 1,341,648.53

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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.