Home / 3,258,145.28-4,496,486.80-1,808,114.88

Finding the Fourth Proportional to 3,258,145.28, 4,496,486.80 and 1,808,114.88

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Solution

The fourth proportional to 3,258,145.28, 4,496,486.80 and 1,808,114.88 is: 2,495,335.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,145.28 : 4,496,486.80 = 1,808,114.88 : x
  2. Step 2: Convert to fraction form
    3,258,145.28/4,496,486.80 = 1,808,114.88/x
  3. Step 3: Cross multiply
    3,258,145.28x = 4,496,486.80 × 1,808,114.88
  4. Step 4: Simplify right side
    3,258,145.28x = 8,130,164,690,803.58
  5. Step 5: Solve for x
    x = 8,130,164,690,803.58/3,258,145.28
  6. Step 6: Final answer
    x = 2,495,335.23

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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.