Home / 2,011,874.40-3,009,938.40-1,303,286.40

Finding the Fourth Proportional to 2,011,874.40, 3,009,938.40 and 1,303,286.40

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Solution

The fourth proportional to 2,011,874.40, 3,009,938.40 and 1,303,286.40 is: 1,949,829.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,874.40 : 3,009,938.40 = 1,303,286.40 : x
  2. Step 2: Convert to fraction form
    2,011,874.40/3,009,938.40 = 1,303,286.40/x
  3. Step 3: Cross multiply
    2,011,874.40x = 3,009,938.40 × 1,303,286.40
  4. Step 4: Simplify right side
    2,011,874.40x = 3,922,811,781,557.76
  5. Step 5: Solve for x
    x = 3,922,811,781,557.76/2,011,874.40
  6. Step 6: Final answer
    x = 1,949,829.36

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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.