Home / 1,539,411.75-2,309,496.03-528,548.49

Finding the Fourth Proportional to 1,539,411.75, 2,309,496.03 and 528,548.49

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Solution

The fourth proportional to 1,539,411.75, 2,309,496.03 and 528,548.49 is: 792,952.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,411.75 : 2,309,496.03 = 528,548.49 : x
  2. Step 2: Convert to fraction form
    1,539,411.75/2,309,496.03 = 528,548.49/x
  3. Step 3: Cross multiply
    1,539,411.75x = 2,309,496.03 × 528,548.49
  4. Step 4: Simplify right side
    1,539,411.75x = 1,220,680,639,317.49
  5. Step 5: Solve for x
    x = 1,220,680,639,317.49/1,539,411.75
  6. Step 6: Final answer
    x = 792,952.66

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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.