Home / 1,312,224.73-1,810,908.50-768,309.62

Finding the Fourth Proportional to 1,312,224.73, 1,810,908.50 and 768,309.62

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Solution

The fourth proportional to 1,312,224.73, 1,810,908.50 and 768,309.62 is: 1,060,289.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,224.73 : 1,810,908.50 = 768,309.62 : x
  2. Step 2: Convert to fraction form
    1,312,224.73/1,810,908.50 = 768,309.62/x
  3. Step 3: Cross multiply
    1,312,224.73x = 1,810,908.50 × 768,309.62
  4. Step 4: Simplify right side
    1,312,224.73x = 1,391,338,427,937.82
  5. Step 5: Solve for x
    x = 1,391,338,427,937.82/1,312,224.73
  6. Step 6: Final answer
    x = 1,060,289.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.