Home / 3,360,672.28-4,637,543.34-1,910,166.40

Finding the Fourth Proportional to 3,360,672.28, 4,637,543.34 and 1,910,166.40

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Solution

The fourth proportional to 3,360,672.28, 4,637,543.34 and 1,910,166.40 is: 2,635,924.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,672.28 : 4,637,543.34 = 1,910,166.40 : x
  2. Step 2: Convert to fraction form
    3,360,672.28/4,637,543.34 = 1,910,166.40/x
  3. Step 3: Cross multiply
    3,360,672.28x = 4,637,543.34 × 1,910,166.40
  4. Step 4: Simplify right side
    3,360,672.28x = 8,858,479,466,611.78
  5. Step 5: Solve for x
    x = 8,858,479,466,611.78/3,360,672.28
  6. Step 6: Final answer
    x = 2,635,924.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.