Home / 1,150,678.48-1,724,819.96-644,497.36

Finding the Fourth Proportional to 1,150,678.48, 1,724,819.96 and 644,497.36

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Solution

The fourth proportional to 1,150,678.48, 1,724,819.96 and 644,497.36 is: 966,075.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,678.48 : 1,724,819.96 = 644,497.36 : x
  2. Step 2: Convert to fraction form
    1,150,678.48/1,724,819.96 = 644,497.36/x
  3. Step 3: Cross multiply
    1,150,678.48x = 1,724,819.96 × 644,497.36
  4. Step 4: Simplify right side
    1,150,678.48x = 1,111,641,910,695.31
  5. Step 5: Solve for x
    x = 1,111,641,910,695.31/1,150,678.48
  6. Step 6: Final answer
    x = 966,075.17

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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.