Home / 5,626,660.98-8,439,107.78-1,787,977.98

Finding the Fourth Proportional to 5,626,660.98, 8,439,107.78 and 1,787,977.98

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Solution

The fourth proportional to 5,626,660.98, 8,439,107.78 and 1,787,977.98 is: 2,681,686.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626,660.98 : 8,439,107.78 = 1,787,977.98 : x
  2. Step 2: Convert to fraction form
    5,626,660.98/8,439,107.78 = 1,787,977.98/x
  3. Step 3: Cross multiply
    5,626,660.98x = 8,439,107.78 × 1,787,977.98
  4. Step 4: Simplify right side
    5,626,660.98x = 15,088,938,881,486.68
  5. Step 5: Solve for x
    x = 15,088,938,881,486.68/5,626,660.98
  6. Step 6: Final answer
    x = 2,681,686.16

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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.