Home / 3,521,117.20-5,281,675.80-1,922,808.46

Finding the Fourth Proportional to 3,521,117.20, 5,281,675.80 and 1,922,808.46

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Solution

The fourth proportional to 3,521,117.20, 5,281,675.80 and 1,922,808.46 is: 2,884,212.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521,117.20 : 5,281,675.80 = 1,922,808.46 : x
  2. Step 2: Convert to fraction form
    3,521,117.20/5,281,675.80 = 1,922,808.46/x
  3. Step 3: Cross multiply
    3,521,117.20x = 5,281,675.80 × 1,922,808.46
  4. Step 4: Simplify right side
    3,521,117.20x = 10,155,650,911,217.27
  5. Step 5: Solve for x
    x = 10,155,650,911,217.27/3,521,117.20
  6. Step 6: Final answer
    x = 2,884,212.69

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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.