Home / 1,684,956.30-2,527,434.45-1,118,085.90

Finding the Fourth Proportional to 1,684,956.30, 2,527,434.45 and 1,118,085.90

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Solution

The fourth proportional to 1,684,956.30, 2,527,434.45 and 1,118,085.90 is: 1,677,128.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,956.30 : 2,527,434.45 = 1,118,085.90 : x
  2. Step 2: Convert to fraction form
    1,684,956.30/2,527,434.45 = 1,118,085.90/x
  3. Step 3: Cross multiply
    1,684,956.30x = 2,527,434.45 × 1,118,085.90
  4. Step 4: Simplify right side
    1,684,956.30x = 2,825,888,821,719.26
  5. Step 5: Solve for x
    x = 2,825,888,821,719.26/1,684,956.30
  6. Step 6: Final answer
    x = 1,677,128.85

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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.