Home / 3,578,695.93-4,938,651.20-1,947,104.63

Finding the Fourth Proportional to 3,578,695.93, 4,938,651.20 and 1,947,104.63

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Solution

The fourth proportional to 3,578,695.93, 4,938,651.20 and 1,947,104.63 is: 2,687,032.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,695.93 : 4,938,651.20 = 1,947,104.63 : x
  2. Step 2: Convert to fraction form
    3,578,695.93/4,938,651.20 = 1,947,104.63/x
  3. Step 3: Cross multiply
    3,578,695.93x = 4,938,651.20 × 1,947,104.63
  4. Step 4: Simplify right side
    3,578,695.93x = 9,616,070,616,169.50
  5. Step 5: Solve for x
    x = 9,616,070,616,169.50/3,578,695.93
  6. Step 6: Final answer
    x = 2,687,032.04

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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.