Home / 1,313,594.04-1,812,759.30-709,982.04

Finding the Fourth Proportional to 1,313,594.04, 1,812,759.30 and 709,982.04

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Solution

The fourth proportional to 1,313,594.04, 1,812,759.30 and 709,982.04 is: 979,774.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,594.04 : 1,812,759.30 = 709,982.04 : x
  2. Step 2: Convert to fraction form
    1,313,594.04/1,812,759.30 = 709,982.04/x
  3. Step 3: Cross multiply
    1,313,594.04x = 1,812,759.30 × 709,982.04
  4. Step 4: Simplify right side
    1,313,594.04x = 1,287,026,545,842.97
  5. Step 5: Solve for x
    x = 1,287,026,545,842.97/1,313,594.04
  6. Step 6: Final answer
    x = 979,774.96

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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.