Home / 1,191,955.37-1,644,886.85-648,091.19

Finding the Fourth Proportional to 1,191,955.37, 1,644,886.85 and 648,091.19

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Solution

The fourth proportional to 1,191,955.37, 1,644,886.85 and 648,091.19 is: 894,359.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,955.37 : 1,644,886.85 = 648,091.19 : x
  2. Step 2: Convert to fraction form
    1,191,955.37/1,644,886.85 = 648,091.19/x
  3. Step 3: Cross multiply
    1,191,955.37x = 1,644,886.85 × 648,091.19
  4. Step 4: Simplify right side
    1,191,955.37x = 1,066,036,676,903.61
  5. Step 5: Solve for x
    x = 1,066,036,676,903.61/1,191,955.37
  6. Step 6: Final answer
    x = 894,359.56

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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.