Home / 1,785,696.85-2,464,279.71-969,916.45

Finding the Fourth Proportional to 1,785,696.85, 2,464,279.71 and 969,916.45

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Solution

The fourth proportional to 1,785,696.85, 2,464,279.71 and 969,916.45 is: 1,338,494.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,696.85 : 2,464,279.71 = 969,916.45 : x
  2. Step 2: Convert to fraction form
    1,785,696.85/2,464,279.71 = 969,916.45/x
  3. Step 3: Cross multiply
    1,785,696.85x = 2,464,279.71 × 969,916.45
  4. Step 4: Simplify right side
    1,785,696.85x = 2,390,145,428,130.23
  5. Step 5: Solve for x
    x = 2,390,145,428,130.23/1,785,696.85
  6. Step 6: Final answer
    x = 1,338,494.51

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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.