Home / 1,555,802-2,330,590.16-1,236,492.72

Finding the Fourth Proportional to 1,555,802, 2,330,590.16 and 1,236,492.72

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Solution

The fourth proportional to 1,555,802, 2,330,590.16 and 1,236,492.72 is: 1,852,265.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,802 : 2,330,590.16 = 1,236,492.72 : x
  2. Step 2: Convert to fraction form
    1,555,802/2,330,590.16 = 1,236,492.72/x
  3. Step 3: Cross multiply
    1,555,802x = 2,330,590.16 × 1,236,492.72
  4. Step 4: Simplify right side
    1,555,802x = 2,881,757,766,143.64
  5. Step 5: Solve for x
    x = 2,881,757,766,143.64/1,555,802
  6. Step 6: Final answer
    x = 1,852,265.11

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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.