Home / 1,923,904.70-2,882,746.65-1,212,659.90

Finding the Fourth Proportional to 1,923,904.70, 2,882,746.65 and 1,212,659.90

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Solution

The fourth proportional to 1,923,904.70, 2,882,746.65 and 1,212,659.90 is: 1,817,029.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,904.70 : 2,882,746.65 = 1,212,659.90 : x
  2. Step 2: Convert to fraction form
    1,923,904.70/2,882,746.65 = 1,212,659.90/x
  3. Step 3: Cross multiply
    1,923,904.70x = 2,882,746.65 × 1,212,659.90
  4. Step 4: Simplify right side
    1,923,904.70x = 3,495,791,264,314.33
  5. Step 5: Solve for x
    x = 3,495,791,264,314.33/1,923,904.70
  6. Step 6: Final answer
    x = 1,817,029.33

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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.