Home / 1,371,510.20-2,057,265.30-424,976.60

Finding the Fourth Proportional to 1,371,510.20, 2,057,265.30 and 424,976.60

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Solution

The fourth proportional to 1,371,510.20, 2,057,265.30 and 424,976.60 is: 637,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,510.20 : 2,057,265.30 = 424,976.60 : x
  2. Step 2: Convert to fraction form
    1,371,510.20/2,057,265.30 = 424,976.60/x
  3. Step 3: Cross multiply
    1,371,510.20x = 2,057,265.30 × 424,976.60
  4. Step 4: Simplify right side
    1,371,510.20x = 874,289,612,491.98
  5. Step 5: Solve for x
    x = 874,289,612,491.98/1,371,510.20
  6. Step 6: Final answer
    x = 637,464.90

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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.