Home / 1,112,210.01-1,534,901.04-628,795.53

Finding the Fourth Proportional to 1,112,210.01, 1,534,901.04 and 628,795.53

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Solution

The fourth proportional to 1,112,210.01, 1,534,901.04 and 628,795.53 is: 867,766.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,210.01 : 1,534,901.04 = 628,795.53 : x
  2. Step 2: Convert to fraction form
    1,112,210.01/1,534,901.04 = 628,795.53/x
  3. Step 3: Cross multiply
    1,112,210.01x = 1,534,901.04 × 628,795.53
  4. Step 4: Simplify right side
    1,112,210.01x = 965,138,912,944.35
  5. Step 5: Solve for x
    x = 965,138,912,944.35/1,112,210.01
  6. Step 6: Final answer
    x = 867,766.79

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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.