Home / 1,343,059.60-2,013,034.20-543,816.40

Finding the Fourth Proportional to 1,343,059.60, 2,013,034.20 and 543,816.40

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Solution

The fourth proportional to 1,343,059.60, 2,013,034.20 and 543,816.40 is: 815,094.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,059.60 : 2,013,034.20 = 543,816.40 : x
  2. Step 2: Convert to fraction form
    1,343,059.60/2,013,034.20 = 543,816.40/x
  3. Step 3: Cross multiply
    1,343,059.60x = 2,013,034.20 × 543,816.40
  4. Step 4: Simplify right side
    1,343,059.60x = 1,094,721,011,720.88
  5. Step 5: Solve for x
    x = 1,094,721,011,720.88/1,343,059.60
  6. Step 6: Final answer
    x = 815,094.89

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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.