Home / 1,972,827.07-2,721,726.69-1,145,759.83

Finding the Fourth Proportional to 1,972,827.07, 2,721,726.69 and 1,145,759.83

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Solution

The fourth proportional to 1,972,827.07, 2,721,726.69 and 1,145,759.83 is: 1,580,698.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,827.07 : 2,721,726.69 = 1,145,759.83 : x
  2. Step 2: Convert to fraction form
    1,972,827.07/2,721,726.69 = 1,145,759.83/x
  3. Step 3: Cross multiply
    1,972,827.07x = 2,721,726.69 × 1,145,759.83
  4. Step 4: Simplify right side
    1,972,827.07x = 3,118,445,096,032.23
  5. Step 5: Solve for x
    x = 3,118,445,096,032.23/1,972,827.07
  6. Step 6: Final answer
    x = 1,580,698.66

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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.