Home / 1,340,856.58-2,010,757.83-487,725.70

Finding the Fourth Proportional to 1,340,856.58, 2,010,757.83 and 487,725.70

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Solution

The fourth proportional to 1,340,856.58, 2,010,757.83 and 487,725.70 is: 731,396.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,856.58 : 2,010,757.83 = 487,725.70 : x
  2. Step 2: Convert to fraction form
    1,340,856.58/2,010,757.83 = 487,725.70/x
  3. Step 3: Cross multiply
    1,340,856.58x = 2,010,757.83 × 487,725.70
  4. Step 4: Simplify right side
    1,340,856.58x = 980,698,270,167.23
  5. Step 5: Solve for x
    x = 980,698,270,167.23/1,340,856.58
  6. Step 6: Final answer
    x = 731,396.84

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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.