Home / 2,176,090.68-3,002,781.36-1,360,384.23

Finding the Fourth Proportional to 2,176,090.68, 3,002,781.36 and 1,360,384.23

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Solution

The fourth proportional to 2,176,090.68, 3,002,781.36 and 1,360,384.23 is: 1,877,190.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,090.68 : 3,002,781.36 = 1,360,384.23 : x
  2. Step 2: Convert to fraction form
    2,176,090.68/3,002,781.36 = 1,360,384.23/x
  3. Step 3: Cross multiply
    2,176,090.68x = 3,002,781.36 × 1,360,384.23
  4. Step 4: Simplify right side
    2,176,090.68x = 4,084,936,408,281.95
  5. Step 5: Solve for x
    x = 4,084,936,408,281.95/2,176,090.68
  6. Step 6: Final answer
    x = 1,877,190.34

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1.5x scale

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.