Home / 3,279,460.81-4,920,685.89-1,683,144.90

Finding the Fourth Proportional to 3,279,460.81, 4,920,685.89 and 1,683,144.90

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Solution

The fourth proportional to 3,279,460.81, 4,920,685.89 and 1,683,144.90 is: 2,525,484.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,460.81 : 4,920,685.89 = 1,683,144.90 : x
  2. Step 2: Convert to fraction form
    3,279,460.81/4,920,685.89 = 1,683,144.90/x
  3. Step 3: Cross multiply
    3,279,460.81x = 4,920,685.89 × 1,683,144.90
  4. Step 4: Simplify right side
    3,279,460.81x = 8,282,227,360,255.46
  5. Step 5: Solve for x
    x = 8,282,227,360,255.46/3,279,460.81
  6. Step 6: Final answer
    x = 2,525,484.47

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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.