Home / 4,371,011.20-6,556,516.80-1,379,195.20

Finding the Fourth Proportional to 4,371,011.20, 6,556,516.80 and 1,379,195.20

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Solution

The fourth proportional to 4,371,011.20, 6,556,516.80 and 1,379,195.20 is: 2,068,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371,011.20 : 6,556,516.80 = 1,379,195.20 : x
  2. Step 2: Convert to fraction form
    4,371,011.20/6,556,516.80 = 1,379,195.20/x
  3. Step 3: Cross multiply
    4,371,011.20x = 6,556,516.80 × 1,379,195.20
  4. Step 4: Simplify right side
    4,371,011.20x = 9,042,716,499,279.36
  5. Step 5: Solve for x
    x = 9,042,716,499,279.36/4,371,011.20
  6. Step 6: Final answer
    x = 2,068,792.80

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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.