Home / 1,180,916.60-1,629,887.38-739,595.78

Finding the Fourth Proportional to 1,180,916.60, 1,629,887.38 and 739,595.78

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Solution

The fourth proportional to 1,180,916.60, 1,629,887.38 and 739,595.78 is: 1,020,781.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,916.60 : 1,629,887.38 = 739,595.78 : x
  2. Step 2: Convert to fraction form
    1,180,916.60/1,629,887.38 = 739,595.78/x
  3. Step 3: Cross multiply
    1,180,916.60x = 1,629,887.38 × 739,595.78
  4. Step 4: Simplify right side
    1,180,916.60x = 1,205,457,828,123.26
  5. Step 5: Solve for x
    x = 1,205,457,828,123.26/1,180,916.60
  6. Step 6: Final answer
    x = 1,020,781.51

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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.