Home / 7,285,952-10,929,452.88-2,798,228

Finding the Fourth Proportional to 7,285,952, 10,929,452.88 and 2,798,228

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Solution

The fourth proportional to 7,285,952, 10,929,452.88 and 2,798,228 is: 4,197,543.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285,952 : 10,929,452.88 = 2,798,228 : x
  2. Step 2: Convert to fraction form
    7,285,952/10,929,452.88 = 2,798,228/x
  3. Step 3: Cross multiply
    7,285,952x = 10,929,452.88 × 2,798,228
  4. Step 4: Simplify right side
    7,285,952x = 30,583,101,073,496.64
  5. Step 5: Solve for x
    x = 30,583,101,073,496.64/7,285,952
  6. Step 6: Final answer
    x = 4,197,543.58

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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.