Home / 5,707,390.32-8,562,403.08-1,920,780.72

Finding the Fourth Proportional to 5,707,390.32, 8,562,403.08 and 1,920,780.72

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Solution

The fourth proportional to 5,707,390.32, 8,562,403.08 and 1,920,780.72 is: 2,881,614.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707,390.32 : 8,562,403.08 = 1,920,780.72 : x
  2. Step 2: Convert to fraction form
    5,707,390.32/8,562,403.08 = 1,920,780.72/x
  3. Step 3: Cross multiply
    5,707,390.32x = 8,562,403.08 × 1,920,780.72
  4. Step 4: Simplify right side
    5,707,390.32x = 16,446,498,752,932.62
  5. Step 5: Solve for x
    x = 16,446,498,752,932.62/5,707,390.32
  6. Step 6: Final answer
    x = 2,881,614.51

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1.5x scale

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.