Home / 1,635,980.04-2,257,067.94-947,275.92

Finding the Fourth Proportional to 1,635,980.04, 2,257,067.94 and 947,275.92

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Solution

The fourth proportional to 1,635,980.04, 2,257,067.94 and 947,275.92 is: 1,306,902.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,980.04 : 2,257,067.94 = 947,275.92 : x
  2. Step 2: Convert to fraction form
    1,635,980.04/2,257,067.94 = 947,275.92/x
  3. Step 3: Cross multiply
    1,635,980.04x = 2,257,067.94 × 947,275.92
  4. Step 4: Simplify right side
    1,635,980.04x = 2,138,066,109,366.01
  5. Step 5: Solve for x
    x = 2,138,066,109,366.01/1,635,980.04
  6. Step 6: Final answer
    x = 1,306,902.32

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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.