Home / 1,306,695-1,960,787.70-507,872.46

Finding the Fourth Proportional to 1,306,695, 1,960,787.70 and 507,872.46

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Solution

The fourth proportional to 1,306,695, 1,960,787.70 and 507,872.46 is: 762,098.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,695 : 1,960,787.70 = 507,872.46 : x
  2. Step 2: Convert to fraction form
    1,306,695/1,960,787.70 = 507,872.46/x
  3. Step 3: Cross multiply
    1,306,695x = 1,960,787.70 × 507,872.46
  4. Step 4: Simplify right side
    1,306,695x = 995,830,072,736.74
  5. Step 5: Solve for x
    x = 995,830,072,736.74/1,306,695
  6. Step 6: Final answer
    x = 762,098.33

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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.