Home / 1,538,888.75-2,308,365.93-528,006.32

Finding the Fourth Proportional to 1,538,888.75, 2,308,365.93 and 528,006.32

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Solution

The fourth proportional to 1,538,888.75, 2,308,365.93 and 528,006.32 is: 792,020.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,888.75 : 2,308,365.93 = 528,006.32 : x
  2. Step 2: Convert to fraction form
    1,538,888.75/2,308,365.93 = 528,006.32/x
  3. Step 3: Cross multiply
    1,538,888.75x = 2,308,365.93 × 528,006.32
  4. Step 4: Simplify right side
    1,538,888.75x = 1,218,831,799,912.68
  5. Step 5: Solve for x
    x = 1,218,831,799,912.68/1,538,888.75
  6. Step 6: Final answer
    x = 792,020.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.