Home / 4,618,854.36-6,928,565.04-1,778,974.92

Finding the Fourth Proportional to 4,618,854.36, 6,928,565.04 and 1,778,974.92

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Solution

The fourth proportional to 4,618,854.36, 6,928,565.04 and 1,778,974.92 is: 2,668,571.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618,854.36 : 6,928,565.04 = 1,778,974.92 : x
  2. Step 2: Convert to fraction form
    4,618,854.36/6,928,565.04 = 1,778,974.92/x
  3. Step 3: Cross multiply
    4,618,854.36x = 6,928,565.04 × 1,778,974.92
  4. Step 4: Simplify right side
    4,618,854.36x = 12,325,743,437,748.80
  5. Step 5: Solve for x
    x = 12,325,743,437,748.80/4,618,854.36
  6. Step 6: Final answer
    x = 2,668,571.57

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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.