Home / 1,666,243.32-2,299,415.22-902,296.68

Finding the Fourth Proportional to 1,666,243.32, 2,299,415.22 and 902,296.68

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Solution

The fourth proportional to 1,666,243.32, 2,299,415.22 and 902,296.68 is: 1,245,169.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,243.32 : 2,299,415.22 = 902,296.68 : x
  2. Step 2: Convert to fraction form
    1,666,243.32/2,299,415.22 = 902,296.68/x
  3. Step 3: Cross multiply
    1,666,243.32x = 2,299,415.22 × 902,296.68
  4. Step 4: Simplify right side
    1,666,243.32x = 2,074,754,718,947.47
  5. Step 5: Solve for x
    x = 2,074,754,718,947.47/1,666,243.32
  6. Step 6: Final answer
    x = 1,245,169.11

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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.