Home / 975,818.70-1,461,654.45-809,930.70

Finding the Fourth Proportional to 975,818.70, 1,461,654.45 and 809,930.70

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Solution

The fourth proportional to 975,818.70, 1,461,654.45 and 809,930.70 is: 1,213,174.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,818.70 : 1,461,654.45 = 809,930.70 : x
  2. Step 2: Convert to fraction form
    975,818.70/1,461,654.45 = 809,930.70/x
  3. Step 3: Cross multiply
    975,818.70x = 1,461,654.45 × 809,930.70
  4. Step 4: Simplify right side
    975,818.70x = 1,183,838,811,846.62
  5. Step 5: Solve for x
    x = 1,183,838,811,846.62/975,818.70
  6. Step 6: Final answer
    x = 1,213,174.96

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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.