Home / 1,446,665.80-2,170,088.88-381,708.88

Finding the Fourth Proportional to 1,446,665.80, 2,170,088.88 and 381,708.88

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Solution

The fourth proportional to 1,446,665.80, 2,170,088.88 and 381,708.88 is: 572,587.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,665.80 : 2,170,088.88 = 381,708.88 : x
  2. Step 2: Convert to fraction form
    1,446,665.80/2,170,088.88 = 381,708.88/x
  3. Step 3: Cross multiply
    1,446,665.80x = 2,170,088.88 × 381,708.88
  4. Step 4: Simplify right side
    1,446,665.80x = 828,342,195,885.25
  5. Step 5: Solve for x
    x = 828,342,195,885.25/1,446,665.80
  6. Step 6: Final answer
    x = 572,587.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.