Home / 3,509,868.80-5,264,803.20-2,012,729.60

Finding the Fourth Proportional to 3,509,868.80, 5,264,803.20 and 2,012,729.60

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Solution

The fourth proportional to 3,509,868.80, 5,264,803.20 and 2,012,729.60 is: 3,019,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,868.80 : 5,264,803.20 = 2,012,729.60 : x
  2. Step 2: Convert to fraction form
    3,509,868.80/5,264,803.20 = 2,012,729.60/x
  3. Step 3: Cross multiply
    3,509,868.80x = 5,264,803.20 × 2,012,729.60
  4. Step 4: Simplify right side
    3,509,868.80x = 10,596,625,238,814.72
  5. Step 5: Solve for x
    x = 10,596,625,238,814.72/3,509,868.80
  6. Step 6: Final answer
    x = 3,019,094.40

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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.