Home / 1,308,314.76-1,805,490.42-792,061.64

Finding the Fourth Proportional to 1,308,314.76, 1,805,490.42 and 792,061.64

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Solution

The fourth proportional to 1,308,314.76, 1,805,490.42 and 792,061.64 is: 1,093,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,314.76 : 1,805,490.42 = 792,061.64 : x
  2. Step 2: Convert to fraction form
    1,308,314.76/1,805,490.42 = 792,061.64/x
  3. Step 3: Cross multiply
    1,308,314.76x = 1,805,490.42 × 792,061.64
  4. Step 4: Simplify right side
    1,308,314.76x = 1,430,059,703,069.49
  5. Step 5: Solve for x
    x = 1,430,059,703,069.49/1,308,314.76
  6. Step 6: Final answer
    x = 1,093,054.78

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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.