Home / 806,059.06-1,112,178.86-588,386.35

Finding the Fourth Proportional to 806,059.06, 1,112,178.86 and 588,386.35

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Solution

The fourth proportional to 806,059.06, 1,112,178.86 and 588,386.35 is: 811,839.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,059.06 : 1,112,178.86 = 588,386.35 : x
  2. Step 2: Convert to fraction form
    806,059.06/1,112,178.86 = 588,386.35/x
  3. Step 3: Cross multiply
    806,059.06x = 1,112,178.86 × 588,386.35
  4. Step 4: Simplify right side
    806,059.06x = 654,390,860,660.01
  5. Step 5: Solve for x
    x = 654,390,860,660.01/806,059.06
  6. Step 6: Final answer
    x = 811,839.84

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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.