Home / 3,723,772.02-5,585,649.83-991,320.06

Finding the Fourth Proportional to 3,723,772.02, 5,585,649.83 and 991,320.06

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Solution

The fourth proportional to 3,723,772.02, 5,585,649.83 and 991,320.06 is: 1,486,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723,772.02 : 5,585,649.83 = 991,320.06 : x
  2. Step 2: Convert to fraction form
    3,723,772.02/5,585,649.83 = 991,320.06/x
  3. Step 3: Cross multiply
    3,723,772.02x = 5,585,649.83 × 991,320.06
  4. Step 4: Simplify right side
    3,723,772.02x = 5,537,166,703,653.53
  5. Step 5: Solve for x
    x = 5,537,166,703,653.53/3,723,772.02
  6. Step 6: Final answer
    x = 1,486,977.90

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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.