Home / 1,072,472.92-1,606,259.32-511,901.08

Finding the Fourth Proportional to 1,072,472.92, 1,606,259.32 and 511,901.08

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Solution

The fourth proportional to 1,072,472.92, 1,606,259.32 and 511,901.08 is: 766,682.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,472.92 : 1,606,259.32 = 511,901.08 : x
  2. Step 2: Convert to fraction form
    1,072,472.92/1,606,259.32 = 511,901.08/x
  3. Step 3: Cross multiply
    1,072,472.92x = 1,606,259.32 × 511,901.08
  4. Step 4: Simplify right side
    1,072,472.92x = 822,245,880,668.07
  5. Step 5: Solve for x
    x = 822,245,880,668.07/1,072,472.92
  6. Step 6: Final answer
    x = 766,682.18

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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.