Home / 1,594,564.12-2,200,515.78-869,406.04

Finding the Fourth Proportional to 1,594,564.12, 2,200,515.78 and 869,406.04

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Solution

The fourth proportional to 1,594,564.12, 2,200,515.78 and 869,406.04 is: 1,199,789.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594,564.12 : 2,200,515.78 = 869,406.04 : x
  2. Step 2: Convert to fraction form
    1,594,564.12/2,200,515.78 = 869,406.04/x
  3. Step 3: Cross multiply
    1,594,564.12x = 2,200,515.78 × 869,406.04
  4. Step 4: Simplify right side
    1,594,564.12x = 1,913,141,710,247.31
  5. Step 5: Solve for x
    x = 1,913,141,710,247.31/1,594,564.12
  6. Step 6: Final answer
    x = 1,199,789.76

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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.