Home / 2,075,300.20-3,113,387.70-655,499.80

Finding the Fourth Proportional to 2,075,300.20, 3,113,387.70 and 655,499.80

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Solution

The fourth proportional to 2,075,300.20, 3,113,387.70 and 655,499.80 is: 983,387.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,300.20 : 3,113,387.70 = 655,499.80 : x
  2. Step 2: Convert to fraction form
    2,075,300.20/3,113,387.70 = 655,499.80/x
  3. Step 3: Cross multiply
    2,075,300.20x = 3,113,387.70 × 655,499.80
  4. Step 4: Simplify right side
    2,075,300.20x = 2,040,825,014,672.46
  5. Step 5: Solve for x
    x = 2,040,825,014,672.46/2,075,300.20
  6. Step 6: Final answer
    x = 983,387.86

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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.