Home / 3,574,742.60-5,360,429.10-1,298,661.80

Finding the Fourth Proportional to 3,574,742.60, 5,360,429.10 and 1,298,661.80

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Solution

The fourth proportional to 3,574,742.60, 5,360,429.10 and 1,298,661.80 is: 1,947,380.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574,742.60 : 5,360,429.10 = 1,298,661.80 : x
  2. Step 2: Convert to fraction form
    3,574,742.60/5,360,429.10 = 1,298,661.80/x
  3. Step 3: Cross multiply
    3,574,742.60x = 5,360,429.10 × 1,298,661.80
  4. Step 4: Simplify right side
    3,574,742.60x = 6,961,384,503,778.38
  5. Step 5: Solve for x
    x = 6,961,384,503,778.38/3,574,742.60
  6. Step 6: Final answer
    x = 1,947,380.63

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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.