Home / 1,953,377.28-2,693,606.40-1,445,137.92

Finding the Fourth Proportional to 1,953,377.28, 2,693,606.40 and 1,445,137.92

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Solution

The fourth proportional to 1,953,377.28, 2,693,606.40 and 1,445,137.92 is: 1,992,770.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,377.28 : 2,693,606.40 = 1,445,137.92 : x
  2. Step 2: Convert to fraction form
    1,953,377.28/2,693,606.40 = 1,445,137.92/x
  3. Step 3: Cross multiply
    1,953,377.28x = 2,693,606.40 × 1,445,137.92
  4. Step 4: Simplify right side
    1,953,377.28x = 3,892,632,750,194.69
  5. Step 5: Solve for x
    x = 3,892,632,750,194.69/1,953,377.28
  6. Step 6: Final answer
    x = 1,992,770.57

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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.