Home / 2,993,221.68-4,130,638.92-1,635,104.40

Finding the Fourth Proportional to 2,993,221.68, 4,130,638.92 and 1,635,104.40

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Solution

The fourth proportional to 2,993,221.68, 4,130,638.92 and 1,635,104.40 is: 2,256,440.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993,221.68 : 4,130,638.92 = 1,635,104.40 : x
  2. Step 2: Convert to fraction form
    2,993,221.68/4,130,638.92 = 1,635,104.40/x
  3. Step 3: Cross multiply
    2,993,221.68x = 4,130,638.92 × 1,635,104.40
  4. Step 4: Simplify right side
    2,993,221.68x = 6,754,025,872,903.25
  5. Step 5: Solve for x
    x = 6,754,025,872,903.25/2,993,221.68
  6. Step 6: Final answer
    x = 2,256,440.25

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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.