Home / 1,356,996.89-1,872,688.23-736,828.19

Finding the Fourth Proportional to 1,356,996.89, 1,872,688.23 and 736,828.19

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Solution

The fourth proportional to 1,356,996.89, 1,872,688.23 and 736,828.19 is: 1,016,840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,996.89 : 1,872,688.23 = 736,828.19 : x
  2. Step 2: Convert to fraction form
    1,356,996.89/1,872,688.23 = 736,828.19/x
  3. Step 3: Cross multiply
    1,356,996.89x = 1,872,688.23 × 736,828.19
  4. Step 4: Simplify right side
    1,356,996.89x = 1,379,849,469,581.76
  5. Step 5: Solve for x
    x = 1,379,849,469,581.76/1,356,996.89
  6. Step 6: Final answer
    x = 1,016,840.56

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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.