Home / 3,717,938.30-5,572,422.72-1,919,841.58

Finding the Fourth Proportional to 3,717,938.30, 5,572,422.72 and 1,919,841.58

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Solution

The fourth proportional to 3,717,938.30, 5,572,422.72 and 1,919,841.58 is: 2,877,446.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717,938.30 : 5,572,422.72 = 1,919,841.58 : x
  2. Step 2: Convert to fraction form
    3,717,938.30/5,572,422.72 = 1,919,841.58/x
  3. Step 3: Cross multiply
    3,717,938.30x = 5,572,422.72 × 1,919,841.58
  4. Step 4: Simplify right side
    3,717,938.30x = 10,698,168,839,192.70
  5. Step 5: Solve for x
    x = 10,698,168,839,192.70/3,717,938.30
  6. Step 6: Final answer
    x = 2,877,446.58

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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.