Home / 1,787,282.42-2,466,467.27-971,485.60

Finding the Fourth Proportional to 1,787,282.42, 2,466,467.27 and 971,485.60

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Solution

The fourth proportional to 1,787,282.42, 2,466,467.27 and 971,485.60 is: 1,340,659.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,282.42 : 2,466,467.27 = 971,485.60 : x
  2. Step 2: Convert to fraction form
    1,787,282.42/2,466,467.27 = 971,485.60/x
  3. Step 3: Cross multiply
    1,787,282.42x = 2,466,467.27 × 971,485.60
  4. Step 4: Simplify right side
    1,787,282.42x = 2,396,137,437,545.04
  5. Step 5: Solve for x
    x = 2,396,137,437,545.04/1,787,282.42
  6. Step 6: Final answer
    x = 1,340,659.66

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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.