Home / 3,148,590.80-4,733,383.80-2,686,696.40

Finding the Fourth Proportional to 3,148,590.80, 4,733,383.80 and 2,686,696.40

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Solution

The fourth proportional to 3,148,590.80, 4,733,383.80 and 2,686,696.40 is: 4,039,002.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,590.80 : 4,733,383.80 = 2,686,696.40 : x
  2. Step 2: Convert to fraction form
    3,148,590.80/4,733,383.80 = 2,686,696.40/x
  3. Step 3: Cross multiply
    3,148,590.80x = 4,733,383.80 × 2,686,696.40
  4. Step 4: Simplify right side
    3,148,590.80x = 12,717,165,215,278.32
  5. Step 5: Solve for x
    x = 12,717,165,215,278.32/3,148,590.80
  6. Step 6: Final answer
    x = 4,039,002.21

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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.