Home / 1,553,369.83-2,142,546.11-1,036,863.30

Finding the Fourth Proportional to 1,553,369.83, 2,142,546.11 and 1,036,863.30

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Solution

The fourth proportional to 1,553,369.83, 2,142,546.11 and 1,036,863.30 is: 1,430,134.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,369.83 : 2,142,546.11 = 1,036,863.30 : x
  2. Step 2: Convert to fraction form
    1,553,369.83/2,142,546.11 = 1,036,863.30/x
  3. Step 3: Cross multiply
    1,553,369.83x = 2,142,546.11 × 1,036,863.30
  4. Step 4: Simplify right side
    1,553,369.83x = 2,221,527,430,016.76
  5. Step 5: Solve for x
    x = 2,221,527,430,016.76/1,553,369.83
  6. Step 6: Final answer
    x = 1,430,134.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.