Home / 4,865,709.40-7,298,661.30-1,271,253.40

Finding the Fourth Proportional to 4,865,709.40, 7,298,661.30 and 1,271,253.40

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Solution

The fourth proportional to 4,865,709.40, 7,298,661.30 and 1,271,253.40 is: 1,906,905.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865,709.40 : 7,298,661.30 = 1,271,253.40 : x
  2. Step 2: Convert to fraction form
    4,865,709.40/7,298,661.30 = 1,271,253.40/x
  3. Step 3: Cross multiply
    4,865,709.40x = 7,298,661.30 × 1,271,253.40
  4. Step 4: Simplify right side
    4,865,709.40x = 9,278,447,993,073.42
  5. Step 5: Solve for x
    x = 9,278,447,993,073.42/4,865,709.40
  6. Step 6: Final answer
    x = 1,906,905.50

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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.