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Finding the Fourth Proportional to 4,736,616.71, 7,105,801.57 and 1,498,969.26

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Solution

The fourth proportional to 4,736,616.71, 7,105,801.57 and 1,498,969.26 is: 2,248,731.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,736,616.71 : 7,105,801.57 = 1,498,969.26 : x
  2. Step 2: Convert to fraction form
    4,736,616.71/7,105,801.57 = 1,498,969.26/x
  3. Step 3: Cross multiply
    4,736,616.71x = 7,105,801.57 × 1,498,969.26
  4. Step 4: Simplify right side
    4,736,616.71x = 10,651,378,117,342.31
  5. Step 5: Solve for x
    x = 10,651,378,117,342.31/4,736,616.71
  6. Step 6: Final answer
    x = 2,248,731.27

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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.