Home / 1,602,221.19-2,211,009.82-914,115.81

Finding the Fourth Proportional to 1,602,221.19, 2,211,009.82 and 914,115.81

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Solution

The fourth proportional to 1,602,221.19, 2,211,009.82 and 914,115.81 is: 1,261,448.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,221.19 : 2,211,009.82 = 914,115.81 : x
  2. Step 2: Convert to fraction form
    1,602,221.19/2,211,009.82 = 914,115.81/x
  3. Step 3: Cross multiply
    1,602,221.19x = 2,211,009.82 × 914,115.81
  4. Step 4: Simplify right side
    1,602,221.19x = 2,021,119,016,901.63
  5. Step 5: Solve for x
    x = 2,021,119,016,901.63/1,602,221.19
  6. Step 6: Final answer
    x = 1,261,448.19

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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.