Home / 1,323,305.60-1,983,646.20-612,093.20

Finding the Fourth Proportional to 1,323,305.60, 1,983,646.20 and 612,093.20

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Solution

The fourth proportional to 1,323,305.60, 1,983,646.20 and 612,093.20 is: 917,532.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,305.60 : 1,983,646.20 = 612,093.20 : x
  2. Step 2: Convert to fraction form
    1,323,305.60/1,983,646.20 = 612,093.20/x
  3. Step 3: Cross multiply
    1,323,305.60x = 1,983,646.20 × 612,093.20
  4. Step 4: Simplify right side
    1,323,305.60x = 1,214,176,350,225.84
  5. Step 5: Solve for x
    x = 1,214,176,350,225.84/1,323,305.60
  6. Step 6: Final answer
    x = 917,532.84

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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.