Home / 1,072,736.96-1,609,769.94-623,669.18

Finding the Fourth Proportional to 1,072,736.96, 1,609,769.94 and 623,669.18

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Solution

The fourth proportional to 1,072,736.96, 1,609,769.94 and 623,669.18 is: 935,890.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,736.96 : 1,609,769.94 = 623,669.18 : x
  2. Step 2: Convert to fraction form
    1,072,736.96/1,609,769.94 = 623,669.18/x
  3. Step 3: Cross multiply
    1,072,736.96x = 1,609,769.94 × 623,669.18
  4. Step 4: Simplify right side
    1,072,736.96x = 1,003,963,898,468.45
  5. Step 5: Solve for x
    x = 1,003,963,898,468.45/1,072,736.96
  6. Step 6: Final answer
    x = 935,890.10

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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.