Home / 1,193,695.80-1,789,928.10-352,138.20

Finding the Fourth Proportional to 1,193,695.80, 1,789,928.10 and 352,138.20

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Solution

The fourth proportional to 1,193,695.80, 1,789,928.10 and 352,138.20 is: 528,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,695.80 : 1,789,928.10 = 352,138.20 : x
  2. Step 2: Convert to fraction form
    1,193,695.80/1,789,928.10 = 352,138.20/x
  3. Step 3: Cross multiply
    1,193,695.80x = 1,789,928.10 × 352,138.20
  4. Step 4: Simplify right side
    1,193,695.80x = 630,302,059,263.42
  5. Step 5: Solve for x
    x = 630,302,059,263.42/1,193,695.80
  6. Step 6: Final answer
    x = 528,025.70

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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.