Home / 1,787,651.61-2,466,987.29-971,858.41

Finding the Fourth Proportional to 1,787,651.61, 2,466,987.29 and 971,858.41

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Solution

The fourth proportional to 1,787,651.61, 2,466,987.29 and 971,858.41 is: 1,341,179.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,651.61 : 2,466,987.29 = 971,858.41 : x
  2. Step 2: Convert to fraction form
    1,787,651.61/2,466,987.29 = 971,858.41/x
  3. Step 3: Cross multiply
    1,787,651.61x = 2,466,987.29 × 971,858.41
  4. Step 4: Simplify right side
    1,787,651.61x = 2,397,562,337,767.32
  5. Step 5: Solve for x
    x = 2,397,562,337,767.32/1,787,651.61
  6. Step 6: Final answer
    x = 1,341,179.86

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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.