Home / 1,450,398.09-2,001,611.64-805,818.28

Finding the Fourth Proportional to 1,450,398.09, 2,001,611.64 and 805,818.28

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Solution

The fourth proportional to 1,450,398.09, 2,001,611.64 and 805,818.28 is: 1,112,063.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,398.09 : 2,001,611.64 = 805,818.28 : x
  2. Step 2: Convert to fraction form
    1,450,398.09/2,001,611.64 = 805,818.28/x
  3. Step 3: Cross multiply
    1,450,398.09x = 2,001,611.64 × 805,818.28
  4. Step 4: Simplify right side
    1,450,398.09x = 1,612,935,251,840.40
  5. Step 5: Solve for x
    x = 1,612,935,251,840.40/1,450,398.09
  6. Step 6: Final answer
    x = 1,112,063.83

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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.