Home / 1,556,584.70-2,335,861.20-916,887.20

Finding the Fourth Proportional to 1,556,584.70, 2,335,861.20 and 916,887.20

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Solution

The fourth proportional to 1,556,584.70, 2,335,861.20 and 916,887.20 is: 1,375,910.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,584.70 : 2,335,861.20 = 916,887.20 : x
  2. Step 2: Convert to fraction form
    1,556,584.70/2,335,861.20 = 916,887.20/x
  3. Step 3: Cross multiply
    1,556,584.70x = 2,335,861.20 × 916,887.20
  4. Step 4: Simplify right side
    1,556,584.70x = 2,141,721,235,256.64
  5. Step 5: Solve for x
    x = 2,141,721,235,256.64/1,556,584.70
  6. Step 6: Final answer
    x = 1,375,910.50

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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.