Home / 1,308,656.45-1,805,928.31-735,696.47

Finding the Fourth Proportional to 1,308,656.45, 1,805,928.31 and 735,696.47

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Solution

The fourth proportional to 1,308,656.45, 1,805,928.31 and 735,696.47 is: 1,015,251.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,656.45 : 1,805,928.31 = 735,696.47 : x
  2. Step 2: Convert to fraction form
    1,308,656.45/1,805,928.31 = 735,696.47/x
  3. Step 3: Cross multiply
    1,308,656.45x = 1,805,928.31 × 735,696.47
  4. Step 4: Simplify right side
    1,308,656.45x = 1,328,615,088,174.51
  5. Step 5: Solve for x
    x = 1,328,615,088,174.51/1,308,656.45
  6. Step 6: Final answer
    x = 1,015,251.24

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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.