Home / 1,666,240.32-2,299,411.08-902,293.68

Finding the Fourth Proportional to 1,666,240.32, 2,299,411.08 and 902,293.68

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Solution

The fourth proportional to 1,666,240.32, 2,299,411.08 and 902,293.68 is: 1,245,164.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,240.32 : 2,299,411.08 = 902,293.68 : x
  2. Step 2: Convert to fraction form
    1,666,240.32/2,299,411.08 = 902,293.68/x
  3. Step 3: Cross multiply
    1,666,240.32x = 2,299,411.08 × 902,293.68
  4. Step 4: Simplify right side
    1,666,240.32x = 2,074,744,085,205.97
  5. Step 5: Solve for x
    x = 2,074,744,085,205.97/1,666,240.32
  6. Step 6: Final answer
    x = 1,245,164.97

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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.