Home / 1,463,915.84-2,019,743.52-819,233.60

Finding the Fourth Proportional to 1,463,915.84, 2,019,743.52 and 819,233.60

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Solution

The fourth proportional to 1,463,915.84, 2,019,743.52 and 819,233.60 is: 1,130,284.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,915.84 : 2,019,743.52 = 819,233.60 : x
  2. Step 2: Convert to fraction form
    1,463,915.84/2,019,743.52 = 819,233.60/x
  3. Step 3: Cross multiply
    1,463,915.84x = 2,019,743.52 × 819,233.60
  4. Step 4: Simplify right side
    1,463,915.84x = 1,654,641,754,966.27
  5. Step 5: Solve for x
    x = 1,654,641,754,966.27/1,463,915.84
  6. Step 6: Final answer
    x = 1,130,284.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.