Home / 1,620,654.04-2,432,506.47-822,508.39

Finding the Fourth Proportional to 1,620,654.04, 2,432,506.47 and 822,508.39

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Solution

The fourth proportional to 1,620,654.04, 2,432,506.47 and 822,508.39 is: 1,234,536.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,654.04 : 2,432,506.47 = 822,508.39 : x
  2. Step 2: Convert to fraction form
    1,620,654.04/2,432,506.47 = 822,508.39/x
  3. Step 3: Cross multiply
    1,620,654.04x = 2,432,506.47 × 822,508.39
  4. Step 4: Simplify right side
    1,620,654.04x = 2,000,756,980,304.28
  5. Step 5: Solve for x
    x = 2,000,756,980,304.28/1,620,654.04
  6. Step 6: Final answer
    x = 1,234,536.76

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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.