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Finding the Fourth Proportional to 3,160,744.07, 4,361,826.72 and 1,710,439.49

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Solution

The fourth proportional to 3,160,744.07, 4,361,826.72 and 1,710,439.49 is: 2,360,406.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,744.07 : 4,361,826.72 = 1,710,439.49 : x
  2. Step 2: Convert to fraction form
    3,160,744.07/4,361,826.72 = 1,710,439.49/x
  3. Step 3: Cross multiply
    3,160,744.07x = 4,361,826.72 × 1,710,439.49
  4. Step 4: Simplify right side
    3,160,744.07x = 7,460,640,670,425.17
  5. Step 5: Solve for x
    x = 7,460,640,670,425.17/3,160,744.07
  6. Step 6: Final answer
    x = 2,360,406.44

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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.