Home / 1,637,270.20-2,455,905.30-739,725.40

Finding the Fourth Proportional to 1,637,270.20, 2,455,905.30 and 739,725.40

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Solution

The fourth proportional to 1,637,270.20, 2,455,905.30 and 739,725.40 is: 1,109,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,270.20 : 2,455,905.30 = 739,725.40 : x
  2. Step 2: Convert to fraction form
    1,637,270.20/2,455,905.30 = 739,725.40/x
  3. Step 3: Cross multiply
    1,637,270.20x = 2,455,905.30 × 739,725.40
  4. Step 4: Simplify right side
    1,637,270.20x = 1,816,695,530,404.62
  5. Step 5: Solve for x
    x = 1,816,695,530,404.62/1,637,270.20
  6. Step 6: Final answer
    x = 1,109,588.10

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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.