Home / 5,108,299.02-7,049,507.70-2,785,172.58

Finding the Fourth Proportional to 5,108,299.02, 7,049,507.70 and 2,785,172.58

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Solution

The fourth proportional to 5,108,299.02, 7,049,507.70 and 2,785,172.58 is: 3,843,568.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108,299.02 : 7,049,507.70 = 2,785,172.58 : x
  2. Step 2: Convert to fraction form
    5,108,299.02/7,049,507.70 = 2,785,172.58/x
  3. Step 3: Cross multiply
    5,108,299.02x = 7,049,507.70 × 2,785,172.58
  4. Step 4: Simplify right side
    5,108,299.02x = 19,634,095,548,538.87
  5. Step 5: Solve for x
    x = 19,634,095,548,538.87/5,108,299.02
  6. Step 6: Final answer
    x = 3,843,568.18

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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.