Home / 1,925,850.78-2,889,255.90-578,038.32

Finding the Fourth Proportional to 1,925,850.78, 2,889,255.90 and 578,038.32

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Solution

The fourth proportional to 1,925,850.78, 2,889,255.90 and 578,038.32 is: 867,201.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,850.78 : 2,889,255.90 = 578,038.32 : x
  2. Step 2: Convert to fraction form
    1,925,850.78/2,889,255.90 = 578,038.32/x
  3. Step 3: Cross multiply
    1,925,850.78x = 2,889,255.90 × 578,038.32
  4. Step 4: Simplify right side
    1,925,850.78x = 1,670,100,626,486.09
  5. Step 5: Solve for x
    x = 1,670,100,626,486.09/1,925,850.78
  6. Step 6: Final answer
    x = 867,201.47

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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.