Home / 1,968,793.60-2,953,190.40-1,931,468.80

Finding the Fourth Proportional to 1,968,793.60, 2,953,190.40 and 1,931,468.80

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Solution

The fourth proportional to 1,968,793.60, 2,953,190.40 and 1,931,468.80 is: 2,897,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,793.60 : 2,953,190.40 = 1,931,468.80 : x
  2. Step 2: Convert to fraction form
    1,968,793.60/2,953,190.40 = 1,931,468.80/x
  3. Step 3: Cross multiply
    1,968,793.60x = 2,953,190.40 × 1,931,468.80
  4. Step 4: Simplify right side
    1,968,793.60x = 5,703,995,118,059.52
  5. Step 5: Solve for x
    x = 5,703,995,118,059.52/1,968,793.60
  6. Step 6: Final answer
    x = 2,897,203.20

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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.