Home / 2,757,961.71-4,136,928.80-708,620.40

Finding the Fourth Proportional to 2,757,961.71, 4,136,928.80 and 708,620.40

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Solution

The fourth proportional to 2,757,961.71, 4,136,928.80 and 708,620.40 is: 1,062,927.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757,961.71 : 4,136,928.80 = 708,620.40 : x
  2. Step 2: Convert to fraction form
    2,757,961.71/4,136,928.80 = 708,620.40/x
  3. Step 3: Cross multiply
    2,757,961.71x = 4,136,928.80 × 708,620.40
  4. Step 4: Simplify right side
    2,757,961.71x = 2,931,512,137,484.42
  5. Step 5: Solve for x
    x = 2,931,512,137,484.42/2,757,961.71
  6. Step 6: Final answer
    x = 1,062,927.06

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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.