Home / 1,520,114.04-2,097,725.04-831,783.24

Finding the Fourth Proportional to 1,520,114.04, 2,097,725.04 and 831,783.24

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Solution

The fourth proportional to 1,520,114.04, 2,097,725.04 and 831,783.24 is: 1,147,843.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,114.04 : 2,097,725.04 = 831,783.24 : x
  2. Step 2: Convert to fraction form
    1,520,114.04/2,097,725.04 = 831,783.24/x
  3. Step 3: Cross multiply
    1,520,114.04x = 2,097,725.04 × 831,783.24
  4. Step 4: Simplify right side
    1,520,114.04x = 1,744,852,530,400.33
  5. Step 5: Solve for x
    x = 1,744,852,530,400.33/1,520,114.04
  6. Step 6: Final answer
    x = 1,147,843.18

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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.