Home / 1,867,015.80-2,793,525.30-1,237,159.80

Finding the Fourth Proportional to 1,867,015.80, 2,793,525.30 and 1,237,159.80

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Solution

The fourth proportional to 1,867,015.80, 2,793,525.30 and 1,237,159.80 is: 1,851,102.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,015.80 : 2,793,525.30 = 1,237,159.80 : x
  2. Step 2: Convert to fraction form
    1,867,015.80/2,793,525.30 = 1,237,159.80/x
  3. Step 3: Cross multiply
    1,867,015.80x = 2,793,525.30 × 1,237,159.80
  4. Step 4: Simplify right side
    1,867,015.80x = 3,456,037,201,442.94
  5. Step 5: Solve for x
    x = 3,456,037,201,442.94/1,867,015.80
  6. Step 6: Final answer
    x = 1,851,102.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.