Home / 1,539,466.50-2,308,979.61-528,569.49

Finding the Fourth Proportional to 1,539,466.50, 2,308,979.61 and 528,569.49

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Solution

The fourth proportional to 1,539,466.50, 2,308,979.61 and 528,569.49 is: 792,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,466.50 : 2,308,979.61 = 528,569.49 : x
  2. Step 2: Convert to fraction form
    1,539,466.50/2,308,979.61 = 528,569.49/x
  3. Step 3: Cross multiply
    1,539,466.50x = 2,308,979.61 × 528,569.49
  4. Step 4: Simplify right side
    1,539,466.50x = 1,220,456,174,878.10
  5. Step 5: Solve for x
    x = 1,220,456,174,878.10/1,539,466.50
  6. Step 6: Final answer
    x = 792,778.65

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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.