Home / 1,747,065.21-2,620,710.81-549,037.55

Finding the Fourth Proportional to 1,747,065.21, 2,620,710.81 and 549,037.55

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Solution

The fourth proportional to 1,747,065.21, 2,620,710.81 and 549,037.55 is: 823,591.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,065.21 : 2,620,710.81 = 549,037.55 : x
  2. Step 2: Convert to fraction form
    1,747,065.21/2,620,710.81 = 549,037.55/x
  3. Step 3: Cross multiply
    1,747,065.21x = 2,620,710.81 × 549,037.55
  4. Step 4: Simplify right side
    1,747,065.21x = 1,438,868,629,277.36
  5. Step 5: Solve for x
    x = 1,438,868,629,277.36/1,747,065.21
  6. Step 6: Final answer
    x = 823,591.83

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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.