Home / 2,746,415.80-4,119,623.70-853,142.20

Finding the Fourth Proportional to 2,746,415.80, 4,119,623.70 and 853,142.20

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Solution

The fourth proportional to 2,746,415.80, 4,119,623.70 and 853,142.20 is: 1,279,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,415.80 : 4,119,623.70 = 853,142.20 : x
  2. Step 2: Convert to fraction form
    2,746,415.80/4,119,623.70 = 853,142.20/x
  3. Step 3: Cross multiply
    2,746,415.80x = 4,119,623.70 × 853,142.20
  4. Step 4: Simplify right side
    2,746,415.80x = 3,514,624,826,590.14
  5. Step 5: Solve for x
    x = 3,514,624,826,590.14/2,746,415.80
  6. Step 6: Final answer
    x = 1,279,713.30

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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.