Home / 1,231,916.94-1,847,554.65-521,579.34

Finding the Fourth Proportional to 1,231,916.94, 1,847,554.65 and 521,579.34

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Solution

The fourth proportional to 1,231,916.94, 1,847,554.65 and 521,579.34 is: 782,233.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,916.94 : 1,847,554.65 = 521,579.34 : x
  2. Step 2: Convert to fraction form
    1,231,916.94/1,847,554.65 = 521,579.34/x
  3. Step 3: Cross multiply
    1,231,916.94x = 1,847,554.65 × 521,579.34
  4. Step 4: Simplify right side
    1,231,916.94x = 963,646,334,960.93
  5. Step 5: Solve for x
    x = 963,646,334,960.93/1,231,916.94
  6. Step 6: Final answer
    x = 782,233.20

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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.