Home / 2,906,956.61-4,360,102.71-777,206.80

Finding the Fourth Proportional to 2,906,956.61, 4,360,102.71 and 777,206.80

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Solution

The fourth proportional to 2,906,956.61, 4,360,102.71 and 777,206.80 is: 1,165,721.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,956.61 : 4,360,102.71 = 777,206.80 : x
  2. Step 2: Convert to fraction form
    2,906,956.61/4,360,102.71 = 777,206.80/x
  3. Step 3: Cross multiply
    2,906,956.61x = 4,360,102.71 × 777,206.80
  4. Step 4: Simplify right side
    2,906,956.61x = 3,388,701,461,095.65
  5. Step 5: Solve for x
    x = 3,388,701,461,095.65/2,906,956.61
  6. Step 6: Final answer
    x = 1,165,721.38

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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.