Home / 1,689,853.77-2,332,091.59-964,934.35

Finding the Fourth Proportional to 1,689,853.77, 2,332,091.59 and 964,934.35

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Solution

The fourth proportional to 1,689,853.77, 2,332,091.59 and 964,934.35 is: 1,331,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,853.77 : 2,332,091.59 = 964,934.35 : x
  2. Step 2: Convert to fraction form
    1,689,853.77/2,332,091.59 = 964,934.35/x
  3. Step 3: Cross multiply
    1,689,853.77x = 2,332,091.59 × 964,934.35
  4. Step 4: Simplify right side
    1,689,853.77x = 2,250,315,274,294.55
  5. Step 5: Solve for x
    x = 2,250,315,274,294.55/1,689,853.77
  6. Step 6: Final answer
    x = 1,331,662.72

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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.