Home / 3,426,665.70-4,728,695.42-1,877,908.44

Finding the Fourth Proportional to 3,426,665.70, 4,728,695.42 and 1,877,908.44

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Solution

The fourth proportional to 3,426,665.70, 4,728,695.42 and 1,877,908.44 is: 2,591,457.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,665.70 : 4,728,695.42 = 1,877,908.44 : x
  2. Step 2: Convert to fraction form
    3,426,665.70/4,728,695.42 = 1,877,908.44/x
  3. Step 3: Cross multiply
    3,426,665.70x = 4,728,695.42 × 1,877,908.44
  4. Step 4: Simplify right side
    3,426,665.70x = 8,880,057,039,407.34
  5. Step 5: Solve for x
    x = 8,880,057,039,407.34/3,426,665.70
  6. Step 6: Final answer
    x = 2,591,457.07

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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.