Home / 1,787,133.48-2,466,269.20-971,336.92

Finding the Fourth Proportional to 1,787,133.48, 2,466,269.20 and 971,336.92

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Solution

The fourth proportional to 1,787,133.48, 2,466,269.20 and 971,336.92 is: 1,340,458.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,133.48 : 2,466,269.20 = 971,336.92 : x
  2. Step 2: Convert to fraction form
    1,787,133.48/2,466,269.20 = 971,336.92/x
  3. Step 3: Cross multiply
    1,787,133.48x = 2,466,269.20 × 971,336.92
  4. Step 4: Simplify right side
    1,787,133.48x = 2,395,578,328,618.86
  5. Step 5: Solve for x
    x = 2,395,578,328,618.86/1,787,133.48
  6. Step 6: Final answer
    x = 1,340,458.54

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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.