Home / 1,335,272.85-2,002,886.19-424,451.34

Finding the Fourth Proportional to 1,335,272.85, 2,002,886.19 and 424,451.34

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Solution

The fourth proportional to 1,335,272.85, 2,002,886.19 and 424,451.34 is: 636,669.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,272.85 : 2,002,886.19 = 424,451.34 : x
  2. Step 2: Convert to fraction form
    1,335,272.85/2,002,886.19 = 424,451.34/x
  3. Step 3: Cross multiply
    1,335,272.85x = 2,002,886.19 × 424,451.34
  4. Step 4: Simplify right side
    1,335,272.85x = 850,127,727,213.00
  5. Step 5: Solve for x
    x = 850,127,727,213.00/1,335,272.85
  6. Step 6: Final answer
    x = 636,669.67

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1.5x scale

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.