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Finding the Fourth Proportional to 1,692,569.88, 2,335,746.30 and 967,433.16

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Solution

The fourth proportional to 1,692,569.88, 2,335,746.30 and 967,433.16 is: 1,335,057.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,569.88 : 2,335,746.30 = 967,433.16 : x
  2. Step 2: Convert to fraction form
    1,692,569.88/2,335,746.30 = 967,433.16/x
  3. Step 3: Cross multiply
    1,692,569.88x = 2,335,746.30 × 967,433.16
  4. Step 4: Simplify right side
    1,692,569.88x = 2,259,678,423,967.31
  5. Step 5: Solve for x
    x = 2,259,678,423,967.31/1,692,569.88
  6. Step 6: Final answer
    x = 1,335,057.68

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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.