Home / 1,583,505.84-2,375,224.20-385,434.48

Finding the Fourth Proportional to 1,583,505.84, 2,375,224.20 and 385,434.48

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Solution

The fourth proportional to 1,583,505.84, 2,375,224.20 and 385,434.48 is: 578,143.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,505.84 : 2,375,224.20 = 385,434.48 : x
  2. Step 2: Convert to fraction form
    1,583,505.84/2,375,224.20 = 385,434.48/x
  3. Step 3: Cross multiply
    1,583,505.84x = 2,375,224.20 × 385,434.48
  4. Step 4: Simplify right side
    1,583,505.84x = 915,493,304,410.42
  5. Step 5: Solve for x
    x = 915,493,304,410.42/1,583,505.84
  6. Step 6: Final answer
    x = 578,143.31

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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.