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Finding the Fourth Proportional to 2,643,264, 3,964,883.04 and 750,008.88

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Solution

The fourth proportional to 2,643,264, 3,964,883.04 and 750,008.88 is: 1,125,009.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,264 : 3,964,883.04 = 750,008.88 : x
  2. Step 2: Convert to fraction form
    2,643,264/3,964,883.04 = 750,008.88/x
  3. Step 3: Cross multiply
    2,643,264x = 3,964,883.04 × 750,008.88
  4. Step 4: Simplify right side
    2,643,264x = 2,973,697,488,161.40
  5. Step 5: Solve for x
    x = 2,973,697,488,161.40/2,643,264
  6. Step 6: Final answer
    x = 1,125,009.64

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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.