Home / 1,450,362.19-2,001,382.48-838,554.21

Finding the Fourth Proportional to 1,450,362.19, 2,001,382.48 and 838,554.21

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Solution

The fourth proportional to 1,450,362.19, 2,001,382.48 and 838,554.21 is: 1,157,136.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,362.19 : 2,001,382.48 = 838,554.21 : x
  2. Step 2: Convert to fraction form
    1,450,362.19/2,001,382.48 = 838,554.21/x
  3. Step 3: Cross multiply
    1,450,362.19x = 2,001,382.48 × 838,554.21
  4. Step 4: Simplify right side
    1,450,362.19x = 1,678,267,704,424.24
  5. Step 5: Solve for x
    x = 1,678,267,704,424.24/1,450,362.19
  6. Step 6: Final answer
    x = 1,157,136.97

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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.