Home / 2,486,601.84-3,721,880.52-1,286,875.20

Finding the Fourth Proportional to 2,486,601.84, 3,721,880.52 and 1,286,875.20

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Solution

The fourth proportional to 2,486,601.84, 3,721,880.52 and 1,286,875.20 is: 1,926,161.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,601.84 : 3,721,880.52 = 1,286,875.20 : x
  2. Step 2: Convert to fraction form
    2,486,601.84/3,721,880.52 = 1,286,875.20/x
  3. Step 3: Cross multiply
    2,486,601.84x = 3,721,880.52 × 1,286,875.20
  4. Step 4: Simplify right side
    2,486,601.84x = 4,789,595,738,551.10
  5. Step 5: Solve for x
    x = 4,789,595,738,551.10/2,486,601.84
  6. Step 6: Final answer
    x = 1,926,161.10

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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.