Home / 1,361,391.25-2,041,141.68-602,819.36

Finding the Fourth Proportional to 1,361,391.25, 2,041,141.68 and 602,819.36

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Solution

The fourth proportional to 1,361,391.25, 2,041,141.68 and 602,819.36 is: 903,810.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,391.25 : 2,041,141.68 = 602,819.36 : x
  2. Step 2: Convert to fraction form
    1,361,391.25/2,041,141.68 = 602,819.36/x
  3. Step 3: Cross multiply
    1,361,391.25x = 2,041,141.68 × 602,819.36
  4. Step 4: Simplify right side
    1,361,391.25x = 1,230,439,730,136.92
  5. Step 5: Solve for x
    x = 1,230,439,730,136.92/1,361,391.25
  6. Step 6: Final answer
    x = 903,810.52

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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.