Home / 2,075,625.80-3,113,147.10-655,825.40

Finding the Fourth Proportional to 2,075,625.80, 3,113,147.10 and 655,825.40

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Solution

The fourth proportional to 2,075,625.80, 3,113,147.10 and 655,825.40 is: 983,645.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,625.80 : 3,113,147.10 = 655,825.40 : x
  2. Step 2: Convert to fraction form
    2,075,625.80/3,113,147.10 = 655,825.40/x
  3. Step 3: Cross multiply
    2,075,625.80x = 3,113,147.10 × 655,825.40
  4. Step 4: Simplify right side
    2,075,625.80x = 2,041,680,942,116.34
  5. Step 5: Solve for x
    x = 2,041,680,942,116.34/2,075,625.80
  6. Step 6: Final answer
    x = 983,645.96

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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.