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Finding the Fourth Proportional to 1,646,744, 2,272,506.72 and 893,080

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Solution

The fourth proportional to 1,646,744, 2,272,506.72 and 893,080 is: 1,232,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,744 : 2,272,506.72 = 893,080 : x
  2. Step 2: Convert to fraction form
    1,646,744/2,272,506.72 = 893,080/x
  3. Step 3: Cross multiply
    1,646,744x = 2,272,506.72 × 893,080
  4. Step 4: Simplify right side
    1,646,744x = 2,029,530,301,497.60
  5. Step 5: Solve for x
    x = 2,029,530,301,497.60/1,646,744
  6. Step 6: Final answer
    x = 1,232,450.40

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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.