Home / 5,020,638.84-6,928,527.51-2,728,805.40

Finding the Fourth Proportional to 5,020,638.84, 6,928,527.51 and 2,728,805.40

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Solution

The fourth proportional to 5,020,638.84, 6,928,527.51 and 2,728,805.40 is: 3,765,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020,638.84 : 6,928,527.51 = 2,728,805.40 : x
  2. Step 2: Convert to fraction form
    5,020,638.84/6,928,527.51 = 2,728,805.40/x
  3. Step 3: Cross multiply
    5,020,638.84x = 6,928,527.51 × 2,728,805.40
  4. Step 4: Simplify right side
    5,020,638.84x = 18,906,603,283,336.55
  5. Step 5: Solve for x
    x = 18,906,603,283,336.55/5,020,638.84
  6. Step 6: Final answer
    x = 3,765,776.41

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1.5x scale

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.