Home / 1,696,426.81-2,544,638.59-434,252.41

Finding the Fourth Proportional to 1,696,426.81, 2,544,638.59 and 434,252.41

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Solution

The fourth proportional to 1,696,426.81, 2,544,638.59 and 434,252.41 is: 651,378.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,426.81 : 2,544,638.59 = 434,252.41 : x
  2. Step 2: Convert to fraction form
    1,696,426.81/2,544,638.59 = 434,252.41/x
  3. Step 3: Cross multiply
    1,696,426.81x = 2,544,638.59 × 434,252.41
  4. Step 4: Simplify right side
    1,696,426.81x = 1,105,015,434,467.72
  5. Step 5: Solve for x
    x = 1,105,015,434,467.72/1,696,426.81
  6. Step 6: Final answer
    x = 651,378.20

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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.