Home / 2,276,085.02-3,140,994.92-1,309,190.45

Finding the Fourth Proportional to 2,276,085.02, 3,140,994.92 and 1,309,190.45

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Solution

The fourth proportional to 2,276,085.02, 3,140,994.92 and 1,309,190.45 is: 1,806,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276,085.02 : 3,140,994.92 = 1,309,190.45 : x
  2. Step 2: Convert to fraction form
    2,276,085.02/3,140,994.92 = 1,309,190.45/x
  3. Step 3: Cross multiply
    2,276,085.02x = 3,140,994.92 × 1,309,190.45
  4. Step 4: Simplify right side
    2,276,085.02x = 4,112,160,530,511.59
  5. Step 5: Solve for x
    x = 4,112,160,530,511.59/2,276,085.02
  6. Step 6: Final answer
    x = 1,806,681.43

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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.