Home / 2,105,232.02-2,905,218.14-1,138,360.02

Finding the Fourth Proportional to 2,105,232.02, 2,905,218.14 and 1,138,360.02

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Solution

The fourth proportional to 2,105,232.02, 2,905,218.14 and 1,138,360.02 is: 1,570,935.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,232.02 : 2,905,218.14 = 1,138,360.02 : x
  2. Step 2: Convert to fraction form
    2,105,232.02/2,905,218.14 = 1,138,360.02/x
  3. Step 3: Cross multiply
    2,105,232.02x = 2,905,218.14 × 1,138,360.02
  4. Step 4: Simplify right side
    2,105,232.02x = 3,307,184,179,954.76
  5. Step 5: Solve for x
    x = 3,307,184,179,954.76/2,105,232.02
  6. Step 6: Final answer
    x = 1,570,935.72

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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.