Home / 3,309,108.83-4,963,949.33-912,953.41

Finding the Fourth Proportional to 3,309,108.83, 4,963,949.33 and 912,953.41

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Solution

The fourth proportional to 3,309,108.83, 4,963,949.33 and 912,953.41 is: 1,369,509.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,108.83 : 4,963,949.33 = 912,953.41 : x
  2. Step 2: Convert to fraction form
    3,309,108.83/4,963,949.33 = 912,953.41/x
  3. Step 3: Cross multiply
    3,309,108.83x = 4,963,949.33 × 912,953.41
  4. Step 4: Simplify right side
    3,309,108.83x = 4,531,854,478,838.29
  5. Step 5: Solve for x
    x = 4,531,854,478,838.29/3,309,108.83
  6. Step 6: Final answer
    x = 1,369,509.05

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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.