Home / 3,113,685.23-4,670,212.44-839,439.52

Finding the Fourth Proportional to 3,113,685.23, 4,670,212.44 and 839,439.52

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Solution

The fourth proportional to 3,113,685.23, 4,670,212.44 and 839,439.52 is: 1,259,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,685.23 : 4,670,212.44 = 839,439.52 : x
  2. Step 2: Convert to fraction form
    3,113,685.23/4,670,212.44 = 839,439.52/x
  3. Step 3: Cross multiply
    3,113,685.23x = 4,670,212.44 × 839,439.52
  4. Step 4: Simplify right side
    3,113,685.23x = 3,920,360,880,404.00
  5. Step 5: Solve for x
    x = 3,920,360,880,404.00/3,113,685.23
  6. Step 6: Final answer
    x = 1,259,074.25

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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.