Home / 1,774,673.20-2,662,009.80-1,214,801.20

Finding the Fourth Proportional to 1,774,673.20, 2,662,009.80 and 1,214,801.20

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Solution

The fourth proportional to 1,774,673.20, 2,662,009.80 and 1,214,801.20 is: 1,822,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,673.20 : 2,662,009.80 = 1,214,801.20 : x
  2. Step 2: Convert to fraction form
    1,774,673.20/2,662,009.80 = 1,214,801.20/x
  3. Step 3: Cross multiply
    1,774,673.20x = 2,662,009.80 × 1,214,801.20
  4. Step 4: Simplify right side
    1,774,673.20x = 3,233,812,699,451.76
  5. Step 5: Solve for x
    x = 3,233,812,699,451.76/1,774,673.20
  6. Step 6: Final answer
    x = 1,822,201.80

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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.