Home / 1,781,327-2,458,386.78-976,666.52

Finding the Fourth Proportional to 1,781,327, 2,458,386.78 and 976,666.52

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Solution

The fourth proportional to 1,781,327, 2,458,386.78 and 976,666.52 is: 1,347,885.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,327 : 2,458,386.78 = 976,666.52 : x
  2. Step 2: Convert to fraction form
    1,781,327/2,458,386.78 = 976,666.52/x
  3. Step 3: Cross multiply
    1,781,327x = 2,458,386.78 × 976,666.52
  4. Step 4: Simplify right side
    1,781,327x = 2,401,024,061,236.61
  5. Step 5: Solve for x
    x = 2,401,024,061,236.61/1,781,327
  6. Step 6: Final answer
    x = 1,347,885.07

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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.