Home / 5,347,043.80-8,021,732.10-1,560,218.20

Finding the Fourth Proportional to 5,347,043.80, 8,021,732.10 and 1,560,218.20

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Solution

The fourth proportional to 5,347,043.80, 8,021,732.10 and 1,560,218.20 is: 2,340,667.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,043.80 : 8,021,732.10 = 1,560,218.20 : x
  2. Step 2: Convert to fraction form
    5,347,043.80/8,021,732.10 = 1,560,218.20/x
  3. Step 3: Cross multiply
    5,347,043.80x = 8,021,732.10 × 1,560,218.20
  4. Step 4: Simplify right side
    5,347,043.80x = 12,515,652,417,944.22
  5. Step 5: Solve for x
    x = 12,515,652,417,944.22/5,347,043.80
  6. Step 6: Final answer
    x = 2,340,667.64

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1.5x scale

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.