Home / 1,342,618.56-2,013,933.12-543,915.52

Finding the Fourth Proportional to 1,342,618.56, 2,013,933.12 and 543,915.52

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Solution

The fourth proportional to 1,342,618.56, 2,013,933.12 and 543,915.52 is: 815,875.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,618.56 : 2,013,933.12 = 543,915.52 : x
  2. Step 2: Convert to fraction form
    1,342,618.56/2,013,933.12 = 543,915.52/x
  3. Step 3: Cross multiply
    1,342,618.56x = 2,013,933.12 × 543,915.52
  4. Step 4: Simplify right side
    1,342,618.56x = 1,095,409,480,210.02
  5. Step 5: Solve for x
    x = 1,095,409,480,210.02/1,342,618.56
  6. Step 6: Final answer
    x = 815,875.42

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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.