Home / 3,539,920.62-4,885,081.47-1,930,288.62

Finding the Fourth Proportional to 3,539,920.62, 4,885,081.47 and 1,930,288.62

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Solution

The fourth proportional to 3,539,920.62, 4,885,081.47 and 1,930,288.62 is: 2,663,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539,920.62 : 4,885,081.47 = 1,930,288.62 : x
  2. Step 2: Convert to fraction form
    3,539,920.62/4,885,081.47 = 1,930,288.62/x
  3. Step 3: Cross multiply
    3,539,920.62x = 4,885,081.47 × 1,930,288.62
  4. Step 4: Simplify right side
    3,539,920.62x = 9,429,617,169,313.87
  5. Step 5: Solve for x
    x = 9,429,617,169,313.87/3,539,920.62
  6. Step 6: Final answer
    x = 2,663,793.40

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1.5x scale

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.