Home / 3,311,426-4,569,772.20-1,880,642

Finding the Fourth Proportional to 3,311,426, 4,569,772.20 and 1,880,642

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Solution

The fourth proportional to 3,311,426, 4,569,772.20 and 1,880,642 is: 2,595,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311,426 : 4,569,772.20 = 1,880,642 : x
  2. Step 2: Convert to fraction form
    3,311,426/4,569,772.20 = 1,880,642/x
  3. Step 3: Cross multiply
    3,311,426x = 4,569,772.20 × 1,880,642
  4. Step 4: Simplify right side
    3,311,426x = 8,594,105,529,752.40
  5. Step 5: Solve for x
    x = 8,594,105,529,752.40/3,311,426
  6. Step 6: Final answer
    x = 2,595,288.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.