Home / 1,717,765.52-2,369,984.83-992,348.55

Finding the Fourth Proportional to 1,717,765.52, 2,369,984.83 and 992,348.55

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Solution

The fourth proportional to 1,717,765.52, 2,369,984.83 and 992,348.55 is: 1,369,133.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,765.52 : 2,369,984.83 = 992,348.55 : x
  2. Step 2: Convert to fraction form
    1,717,765.52/2,369,984.83 = 992,348.55/x
  3. Step 3: Cross multiply
    1,717,765.52x = 2,369,984.83 × 992,348.55
  4. Step 4: Simplify right side
    1,717,765.52x = 2,351,851,015,979.07
  5. Step 5: Solve for x
    x = 2,351,851,015,979.07/1,717,765.52
  6. Step 6: Final answer
    x = 1,369,133.91

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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.