Home / 1,004,425.36-1,386,130.92-551,725.84

Finding the Fourth Proportional to 1,004,425.36, 1,386,130.92 and 551,725.84

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Solution

The fourth proportional to 1,004,425.36, 1,386,130.92 and 551,725.84 is: 761,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,425.36 : 1,386,130.92 = 551,725.84 : x
  2. Step 2: Convert to fraction form
    1,004,425.36/1,386,130.92 = 551,725.84/x
  3. Step 3: Cross multiply
    1,004,425.36x = 1,386,130.92 × 551,725.84
  4. Step 4: Simplify right side
    1,004,425.36x = 764,764,246,186.97
  5. Step 5: Solve for x
    x = 764,764,246,186.97/1,004,425.36
  6. Step 6: Final answer
    x = 761,394.80

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Double scale
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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.