Home / 1,261,123.20-1,891,684.80-597,571.20

Finding the Fourth Proportional to 1,261,123.20, 1,891,684.80 and 597,571.20

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Solution

The fourth proportional to 1,261,123.20, 1,891,684.80 and 597,571.20 is: 896,356.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,123.20 : 1,891,684.80 = 597,571.20 : x
  2. Step 2: Convert to fraction form
    1,261,123.20/1,891,684.80 = 597,571.20/x
  3. Step 3: Cross multiply
    1,261,123.20x = 1,891,684.80 × 597,571.20
  4. Step 4: Simplify right side
    1,261,123.20x = 1,130,416,355,957.76
  5. Step 5: Solve for x
    x = 1,130,416,355,957.76/1,261,123.20
  6. Step 6: Final answer
    x = 896,356.80

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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.