Home / 1,435,157.91-2,151,654.46-866,403.83

Finding the Fourth Proportional to 1,435,157.91, 2,151,654.46 and 866,403.83

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Solution

The fourth proportional to 1,435,157.91, 2,151,654.46 and 866,403.83 is: 1,298,952.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,157.91 : 2,151,654.46 = 866,403.83 : x
  2. Step 2: Convert to fraction form
    1,435,157.91/2,151,654.46 = 866,403.83/x
  3. Step 3: Cross multiply
    1,435,157.91x = 2,151,654.46 × 866,403.83
  4. Step 4: Simplify right side
    1,435,157.91x = 1,864,201,668,193.71
  5. Step 5: Solve for x
    x = 1,864,201,668,193.71/1,435,157.91
  6. Step 6: Final answer
    x = 1,298,952.30

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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.