Home / 1,340,452.80-2,011,262.40-675,604.80

Finding the Fourth Proportional to 1,340,452.80, 2,011,262.40 and 675,604.80

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Solution

The fourth proportional to 1,340,452.80, 2,011,262.40 and 675,604.80 is: 1,013,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,452.80 : 2,011,262.40 = 675,604.80 : x
  2. Step 2: Convert to fraction form
    1,340,452.80/2,011,262.40 = 675,604.80/x
  3. Step 3: Cross multiply
    1,340,452.80x = 2,011,262.40 × 675,604.80
  4. Step 4: Simplify right side
    1,340,452.80x = 1,358,818,531,499.52
  5. Step 5: Solve for x
    x = 1,358,818,531,499.52/1,340,452.80
  6. Step 6: Final answer
    x = 1,013,701.14

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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.