Home / 1,447,604.69-1,997,789.13-835,783.24

Finding the Fourth Proportional to 1,447,604.69, 1,997,789.13 and 835,783.24

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Solution

The fourth proportional to 1,447,604.69, 1,997,789.13 and 835,783.24 is: 1,153,435.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,604.69 : 1,997,789.13 = 835,783.24 : x
  2. Step 2: Convert to fraction form
    1,447,604.69/1,997,789.13 = 835,783.24/x
  3. Step 3: Cross multiply
    1,447,604.69x = 1,997,789.13 × 835,783.24
  4. Step 4: Simplify right side
    1,447,604.69x = 1,669,718,666,803.70
  5. Step 5: Solve for x
    x = 1,669,718,666,803.70/1,447,604.69
  6. Step 6: Final answer
    x = 1,153,435.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.