Home / 1,254,336.80-1,880,122.80-693,773.60

Finding the Fourth Proportional to 1,254,336.80, 1,880,122.80 and 693,773.60

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Solution

The fourth proportional to 1,254,336.80, 1,880,122.80 and 693,773.60 is: 1,039,895.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,336.80 : 1,880,122.80 = 693,773.60 : x
  2. Step 2: Convert to fraction form
    1,254,336.80/1,880,122.80 = 693,773.60/x
  3. Step 3: Cross multiply
    1,254,336.80x = 1,880,122.80 × 693,773.60
  4. Step 4: Simplify right side
    1,254,336.80x = 1,304,379,563,398.08
  5. Step 5: Solve for x
    x = 1,304,379,563,398.08/1,254,336.80
  6. Step 6: Final answer
    x = 1,039,895.79

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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.