Home / 1,366,730.34-2,050,291.56-420,180.54

Finding the Fourth Proportional to 1,366,730.34, 2,050,291.56 and 420,180.54

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Solution

The fourth proportional to 1,366,730.34, 2,050,291.56 and 420,180.54 is: 630,331.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,730.34 : 2,050,291.56 = 420,180.54 : x
  2. Step 2: Convert to fraction form
    1,366,730.34/2,050,291.56 = 420,180.54/x
  3. Step 3: Cross multiply
    1,366,730.34x = 2,050,291.56 × 420,180.54
  4. Step 4: Simplify right side
    1,366,730.34x = 861,492,614,838.24
  5. Step 5: Solve for x
    x = 861,492,614,838.24/1,366,730.34
  6. Step 6: Final answer
    x = 630,331.08

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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.