Home / 2,695,946.80-3,715,977.18-1,911,280.36

Finding the Fourth Proportional to 2,695,946.80, 3,715,977.18 and 1,911,280.36

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Solution

The fourth proportional to 2,695,946.80, 3,715,977.18 and 1,911,280.36 is: 2,634,426.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,946.80 : 3,715,977.18 = 1,911,280.36 : x
  2. Step 2: Convert to fraction form
    2,695,946.80/3,715,977.18 = 1,911,280.36/x
  3. Step 3: Cross multiply
    2,695,946.80x = 3,715,977.18 × 1,911,280.36
  4. Step 4: Simplify right side
    2,695,946.80x = 7,102,274,202,342.19
  5. Step 5: Solve for x
    x = 7,102,274,202,342.19/2,695,946.80
  6. Step 6: Final answer
    x = 2,634,426.69

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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.