Home / 2,075,233.60-3,112,947.60-655,400.80

Finding the Fourth Proportional to 2,075,233.60, 3,112,947.60 and 655,400.80

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Solution

The fourth proportional to 2,075,233.60, 3,112,947.60 and 655,400.80 is: 983,131.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,233.60 : 3,112,947.60 = 655,400.80 : x
  2. Step 2: Convert to fraction form
    2,075,233.60/3,112,947.60 = 655,400.80/x
  3. Step 3: Cross multiply
    2,075,233.60x = 3,112,947.60 × 655,400.80
  4. Step 4: Simplify right side
    2,075,233.60x = 2,040,228,347,398.08
  5. Step 5: Solve for x
    x = 2,040,228,347,398.08/2,075,233.60
  6. Step 6: Final answer
    x = 983,131.90

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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.