Home / 1,785,916.24-2,464,582.80-970,135.72

Finding the Fourth Proportional to 1,785,916.24, 2,464,582.80 and 970,135.72

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Solution

The fourth proportional to 1,785,916.24, 2,464,582.80 and 970,135.72 is: 1,338,797.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,916.24 : 2,464,582.80 = 970,135.72 : x
  2. Step 2: Convert to fraction form
    1,785,916.24/2,464,582.80 = 970,135.72/x
  3. Step 3: Cross multiply
    1,785,916.24x = 2,464,582.80 × 970,135.72
  4. Step 4: Simplify right side
    1,785,916.24x = 2,390,979,809,177.62
  5. Step 5: Solve for x
    x = 2,390,979,809,177.62/1,785,916.24
  6. Step 6: Final answer
    x = 1,338,797.28

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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.