Home / 2,877,793.45-3,971,427.17-1,637,335.40

Finding the Fourth Proportional to 2,877,793.45, 3,971,427.17 and 1,637,335.40

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Solution

The fourth proportional to 2,877,793.45, 3,971,427.17 and 1,637,335.40 is: 2,259,563.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,793.45 : 3,971,427.17 = 1,637,335.40 : x
  2. Step 2: Convert to fraction form
    2,877,793.45/3,971,427.17 = 1,637,335.40/x
  3. Step 3: Cross multiply
    2,877,793.45x = 3,971,427.17 × 1,637,335.40
  4. Step 4: Simplify right side
    2,877,793.45x = 6,502,558,288,258.28
  5. Step 5: Solve for x
    x = 6,502,558,288,258.28/2,877,793.45
  6. Step 6: Final answer
    x = 2,259,563.94

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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.