Home / 1,928,502.78-2,892,846.43-1,590,917.46

Finding the Fourth Proportional to 1,928,502.78, 2,892,846.43 and 1,590,917.46

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Solution

The fourth proportional to 1,928,502.78, 2,892,846.43 and 1,590,917.46 is: 2,386,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,502.78 : 2,892,846.43 = 1,590,917.46 : x
  2. Step 2: Convert to fraction form
    1,928,502.78/2,892,846.43 = 1,590,917.46/x
  3. Step 3: Cross multiply
    1,928,502.78x = 2,892,846.43 × 1,590,917.46
  4. Step 4: Simplify right side
    1,928,502.78x = 4,602,279,894,585.67
  5. Step 5: Solve for x
    x = 4,602,279,894,585.67/1,928,502.78
  6. Step 6: Final answer
    x = 2,386,452.30

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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.