Home / 1,036,672.45-1,555,008.68-859,525.45

Finding the Fourth Proportional to 1,036,672.45, 1,555,008.68 and 859,525.45

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Solution

The fourth proportional to 1,036,672.45, 1,555,008.68 and 859,525.45 is: 1,289,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,672.45 : 1,555,008.68 = 859,525.45 : x
  2. Step 2: Convert to fraction form
    1,036,672.45/1,555,008.68 = 859,525.45/x
  3. Step 3: Cross multiply
    1,036,672.45x = 1,555,008.68 × 859,525.45
  4. Step 4: Simplify right side
    1,036,672.45x = 1,336,569,535,430.91
  5. Step 5: Solve for x
    x = 1,336,569,535,430.91/1,036,672.45
  6. Step 6: Final answer
    x = 1,289,288.18

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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.