Home / 1,190,023.67-1,641,827.12-760,551.54

Finding the Fourth Proportional to 1,190,023.67, 1,641,827.12 and 760,551.54

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Solution

The fourth proportional to 1,190,023.67, 1,641,827.12 and 760,551.54 is: 1,049,301.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,023.67 : 1,641,827.12 = 760,551.54 : x
  2. Step 2: Convert to fraction form
    1,190,023.67/1,641,827.12 = 760,551.54/x
  3. Step 3: Cross multiply
    1,190,023.67x = 1,641,827.12 × 760,551.54
  4. Step 4: Simplify right side
    1,190,023.67x = 1,248,694,140,727.01
  5. Step 5: Solve for x
    x = 1,248,694,140,727.01/1,190,023.67
  6. Step 6: Final answer
    x = 1,049,301.94

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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.