Home / 1,613,802.81-2,227,047.88-888,648.80

Finding the Fourth Proportional to 1,613,802.81, 2,227,047.88 and 888,648.80

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Solution

The fourth proportional to 1,613,802.81, 2,227,047.88 and 888,648.80 is: 1,226,335.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,802.81 : 2,227,047.88 = 888,648.80 : x
  2. Step 2: Convert to fraction form
    1,613,802.81/2,227,047.88 = 888,648.80/x
  3. Step 3: Cross multiply
    1,613,802.81x = 2,227,047.88 × 888,648.80
  4. Step 4: Simplify right side
    1,613,802.81x = 1,979,063,426,104.54
  5. Step 5: Solve for x
    x = 1,979,063,426,104.54/1,613,802.81
  6. Step 6: Final answer
    x = 1,226,335.35

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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.