Home / 3,113,902.16-4,297,291.44-1,807,053.53

Finding the Fourth Proportional to 3,113,902.16, 4,297,291.44 and 1,807,053.53

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Solution

The fourth proportional to 3,113,902.16, 4,297,291.44 and 1,807,053.53 is: 2,493,795.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,902.16 : 4,297,291.44 = 1,807,053.53 : x
  2. Step 2: Convert to fraction form
    3,113,902.16/4,297,291.44 = 1,807,053.53/x
  3. Step 3: Cross multiply
    3,113,902.16x = 4,297,291.44 × 1,807,053.53
  4. Step 4: Simplify right side
    3,113,902.16x = 7,765,435,667,082.48
  5. Step 5: Solve for x
    x = 7,765,435,667,082.48/3,113,902.16
  6. Step 6: Final answer
    x = 2,493,795.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.