Home / 3,670,643.95-5,065,347.83-2,039,153.90

Finding the Fourth Proportional to 3,670,643.95, 5,065,347.83 and 2,039,153.90

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Solution

The fourth proportional to 3,670,643.95, 5,065,347.83 and 2,039,153.90 is: 2,813,954.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,643.95 : 5,065,347.83 = 2,039,153.90 : x
  2. Step 2: Convert to fraction form
    3,670,643.95/5,065,347.83 = 2,039,153.90/x
  3. Step 3: Cross multiply
    3,670,643.95x = 5,065,347.83 × 2,039,153.90
  4. Step 4: Simplify right side
    3,670,643.95x = 10,329,023,782,401.04
  5. Step 5: Solve for x
    x = 10,329,023,782,401.04/3,670,643.95
  6. Step 6: Final answer
    x = 2,813,954.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.