Home / 1,535,367.90-2,299,552.65-905,511.90

Finding the Fourth Proportional to 1,535,367.90, 2,299,552.65 and 905,511.90

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Solution

The fourth proportional to 1,535,367.90, 2,299,552.65 and 905,511.90 is: 1,356,204.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,367.90 : 2,299,552.65 = 905,511.90 : x
  2. Step 2: Convert to fraction form
    1,535,367.90/2,299,552.65 = 905,511.90/x
  3. Step 3: Cross multiply
    1,535,367.90x = 2,299,552.65 × 905,511.90
  4. Step 4: Simplify right side
    1,535,367.90x = 2,082,272,289,251.54
  5. Step 5: Solve for x
    x = 2,082,272,289,251.54/1,535,367.90
  6. Step 6: Final answer
    x = 1,356,204.13

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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.