Home / 1,330,783.25-1,996,746.73-432,500.27

Finding the Fourth Proportional to 1,330,783.25, 1,996,746.73 and 432,500.27

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Solution

The fourth proportional to 1,330,783.25, 1,996,746.73 and 432,500.27 is: 648,936.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,783.25 : 1,996,746.73 = 432,500.27 : x
  2. Step 2: Convert to fraction form
    1,330,783.25/1,996,746.73 = 432,500.27/x
  3. Step 3: Cross multiply
    1,330,783.25x = 1,996,746.73 × 432,500.27
  4. Step 4: Simplify right side
    1,330,783.25x = 863,593,488,781.63
  5. Step 5: Solve for x
    x = 863,593,488,781.63/1,330,783.25
  6. Step 6: Final answer
    x = 648,936.25

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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.