Home / 1,361,529.29-2,042,515.58-402,081.95

Finding the Fourth Proportional to 1,361,529.29, 2,042,515.58 and 402,081.95

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Solution

The fourth proportional to 1,361,529.29, 2,042,515.58 and 402,081.95 is: 603,188.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,529.29 : 2,042,515.58 = 402,081.95 : x
  2. Step 2: Convert to fraction form
    1,361,529.29/2,042,515.58 = 402,081.95/x
  3. Step 3: Cross multiply
    1,361,529.29x = 2,042,515.58 × 402,081.95
  4. Step 4: Simplify right side
    1,361,529.29x = 821,258,635,088.79
  5. Step 5: Solve for x
    x = 821,258,635,088.79/1,361,529.29
  6. Step 6: Final answer
    x = 603,188.37

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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.