Home / 1,539,465.49-2,308,978.11-528,568.48

Finding the Fourth Proportional to 1,539,465.49, 2,308,978.11 and 528,568.48

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Solution

The fourth proportional to 1,539,465.49, 2,308,978.11 and 528,568.48 is: 792,777.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,465.49 : 2,308,978.11 = 528,568.48 : x
  2. Step 2: Convert to fraction form
    1,539,465.49/2,308,978.11 = 528,568.48/x
  3. Step 3: Cross multiply
    1,539,465.49x = 2,308,978.11 × 528,568.48
  4. Step 4: Simplify right side
    1,539,465.49x = 1,220,453,049,955.97
  5. Step 5: Solve for x
    x = 1,220,453,049,955.97/1,539,465.49
  6. Step 6: Final answer
    x = 792,777.14

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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.