Home / 1,342,739.64-1,852,980.69-739,127.64

Finding the Fourth Proportional to 1,342,739.64, 1,852,980.69 and 739,127.64

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Solution

The fourth proportional to 1,342,739.64, 1,852,980.69 and 739,127.64 is: 1,019,996.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,739.64 : 1,852,980.69 = 739,127.64 : x
  2. Step 2: Convert to fraction form
    1,342,739.64/1,852,980.69 = 739,127.64/x
  3. Step 3: Cross multiply
    1,342,739.64x = 1,852,980.69 × 739,127.64
  4. Step 4: Simplify right side
    1,342,739.64x = 1,369,589,244,365.27
  5. Step 5: Solve for x
    x = 1,369,589,244,365.27/1,342,739.64
  6. Step 6: Final answer
    x = 1,019,996.14

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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.