Home / 1,510,103.20-2,265,154.80-1,452,042.40

Finding the Fourth Proportional to 1,510,103.20, 2,265,154.80 and 1,452,042.40

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Solution

The fourth proportional to 1,510,103.20, 2,265,154.80 and 1,452,042.40 is: 2,178,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,103.20 : 2,265,154.80 = 1,452,042.40 : x
  2. Step 2: Convert to fraction form
    1,510,103.20/2,265,154.80 = 1,452,042.40/x
  3. Step 3: Cross multiply
    1,510,103.20x = 2,265,154.80 × 1,452,042.40
  4. Step 4: Simplify right side
    1,510,103.20x = 3,289,100,812,163.52
  5. Step 5: Solve for x
    x = 3,289,100,812,163.52/1,510,103.20
  6. Step 6: Final answer
    x = 2,178,063.60

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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.