Home / 1,722,006.40-2,583,009.60-1,246,460.80

Finding the Fourth Proportional to 1,722,006.40, 2,583,009.60 and 1,246,460.80

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Solution

The fourth proportional to 1,722,006.40, 2,583,009.60 and 1,246,460.80 is: 1,869,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,006.40 : 2,583,009.60 = 1,246,460.80 : x
  2. Step 2: Convert to fraction form
    1,722,006.40/2,583,009.60 = 1,246,460.80/x
  3. Step 3: Cross multiply
    1,722,006.40x = 2,583,009.60 × 1,246,460.80
  4. Step 4: Simplify right side
    1,722,006.40x = 3,219,620,212,423.68
  5. Step 5: Solve for x
    x = 3,219,620,212,423.68/1,722,006.40
  6. Step 6: Final answer
    x = 1,869,691.20

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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.