Home / 982,901.39-1,356,822.39-660,798.34

Finding the Fourth Proportional to 982,901.39, 1,356,822.39 and 660,798.34

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Solution

The fourth proportional to 982,901.39, 1,356,822.39 and 660,798.34 is: 912,183.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,901.39 : 1,356,822.39 = 660,798.34 : x
  2. Step 2: Convert to fraction form
    982,901.39/1,356,822.39 = 660,798.34/x
  3. Step 3: Cross multiply
    982,901.39x = 1,356,822.39 × 660,798.34
  4. Step 4: Simplify right side
    982,901.39x = 896,585,982,072.77
  5. Step 5: Solve for x
    x = 896,585,982,072.77/982,901.39
  6. Step 6: Final answer
    x = 912,183.05

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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.