Home / 1,516,849.64-2,275,410.54-394,928.36

Finding the Fourth Proportional to 1,516,849.64, 2,275,410.54 and 394,928.36

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Solution

The fourth proportional to 1,516,849.64, 2,275,410.54 and 394,928.36 is: 592,427.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,849.64 : 2,275,410.54 = 394,928.36 : x
  2. Step 2: Convert to fraction form
    1,516,849.64/2,275,410.54 = 394,928.36/x
  3. Step 3: Cross multiply
    1,516,849.64x = 2,275,410.54 × 394,928.36
  4. Step 4: Simplify right side
    1,516,849.64x = 898,624,152,888.91
  5. Step 5: Solve for x
    x = 898,624,152,888.91/1,516,849.64
  6. Step 6: Final answer
    x = 592,427.97

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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.