Home / 2,303,115.78-3,178,304.02-1,284,586.14

Finding the Fourth Proportional to 2,303,115.78, 3,178,304.02 and 1,284,586.14

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Solution

The fourth proportional to 2,303,115.78, 3,178,304.02 and 1,284,586.14 is: 1,772,731.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303,115.78 : 3,178,304.02 = 1,284,586.14 : x
  2. Step 2: Convert to fraction form
    2,303,115.78/3,178,304.02 = 1,284,586.14/x
  3. Step 3: Cross multiply
    2,303,115.78x = 3,178,304.02 × 1,284,586.14
  4. Step 4: Simplify right side
    2,303,115.78x = 4,082,805,292,798.28
  5. Step 5: Solve for x
    x = 4,082,805,292,798.28/2,303,115.78
  6. Step 6: Final answer
    x = 1,772,731.24

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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.