Home / 1,507,456.61-2,079,448.12-926,276.06

Finding the Fourth Proportional to 1,507,456.61, 2,079,448.12 and 926,276.06

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Solution

The fourth proportional to 1,507,456.61, 2,079,448.12 and 926,276.06 is: 1,277,743.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,456.61 : 2,079,448.12 = 926,276.06 : x
  2. Step 2: Convert to fraction form
    1,507,456.61/2,079,448.12 = 926,276.06/x
  3. Step 3: Cross multiply
    1,507,456.61x = 2,079,448.12 × 926,276.06
  4. Step 4: Simplify right side
    1,507,456.61x = 1,926,143,008,832.73
  5. Step 5: Solve for x
    x = 1,926,143,008,832.73/1,507,456.61
  6. Step 6: Final answer
    x = 1,277,743.58

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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.