Home / 1,551,185.95-2,326,778.93-1,152,605.20

Finding the Fourth Proportional to 1,551,185.95, 2,326,778.93 and 1,152,605.20

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Solution

The fourth proportional to 1,551,185.95, 2,326,778.93 and 1,152,605.20 is: 1,728,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,185.95 : 2,326,778.93 = 1,152,605.20 : x
  2. Step 2: Convert to fraction form
    1,551,185.95/2,326,778.93 = 1,152,605.20/x
  3. Step 3: Cross multiply
    1,551,185.95x = 2,326,778.93 × 1,152,605.20
  4. Step 4: Simplify right side
    1,551,185.95x = 2,681,857,493,968.44
  5. Step 5: Solve for x
    x = 2,681,857,493,968.44/1,551,185.95
  6. Step 6: Final answer
    x = 1,728,907.80

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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.