Home / 1,560,703.20-2,340,104.40-612,938.40

Finding the Fourth Proportional to 1,560,703.20, 2,340,104.40 and 612,938.40

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Solution

The fourth proportional to 1,560,703.20, 2,340,104.40 and 612,938.40 is: 919,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,703.20 : 2,340,104.40 = 612,938.40 : x
  2. Step 2: Convert to fraction form
    1,560,703.20/2,340,104.40 = 612,938.40/x
  3. Step 3: Cross multiply
    1,560,703.20x = 2,340,104.40 × 612,938.40
  4. Step 4: Simplify right side
    1,560,703.20x = 1,434,339,846,768.96
  5. Step 5: Solve for x
    x = 1,434,339,846,768.96/1,560,703.20
  6. Step 6: Final answer
    x = 919,034.35

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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.