Home / 884,741.80-1,321,111.75-702,784.76

Finding the Fourth Proportional to 884,741.80, 1,321,111.75 and 702,784.76

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Solution

The fourth proportional to 884,741.80, 1,321,111.75 and 702,784.76 is: 1,049,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,741.80 : 1,321,111.75 = 702,784.76 : x
  2. Step 2: Convert to fraction form
    884,741.80/1,321,111.75 = 702,784.76/x
  3. Step 3: Cross multiply
    884,741.80x = 1,321,111.75 × 702,784.76
  4. Step 4: Simplify right side
    884,741.80x = 928,457,204,156.93
  5. Step 5: Solve for x
    x = 928,457,204,156.93/884,741.80
  6. Step 6: Final answer
    x = 1,049,410.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.