Home / 1,781,356.50-2,458,427.49-976,696.02

Finding the Fourth Proportional to 1,781,356.50, 2,458,427.49 and 976,696.02

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Solution

The fourth proportional to 1,781,356.50, 2,458,427.49 and 976,696.02 is: 1,347,925.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,356.50 : 2,458,427.49 = 976,696.02 : x
  2. Step 2: Convert to fraction form
    1,781,356.50/2,458,427.49 = 976,696.02/x
  3. Step 3: Cross multiply
    1,781,356.50x = 2,458,427.49 × 976,696.02
  4. Step 4: Simplify right side
    1,781,356.50x = 2,401,136,344,941.59
  5. Step 5: Solve for x
    x = 2,401,136,344,941.59/1,781,356.50
  6. Step 6: Final answer
    x = 1,347,925.78

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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.