Home / 1,341,148.60-1,850,645.10-768,212.92

Finding the Fourth Proportional to 1,341,148.60, 1,850,645.10 and 768,212.92

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Solution

The fourth proportional to 1,341,148.60, 1,850,645.10 and 768,212.92 is: 1,060,053.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,148.60 : 1,850,645.10 = 768,212.92 : x
  2. Step 2: Convert to fraction form
    1,341,148.60/1,850,645.10 = 768,212.92/x
  3. Step 3: Cross multiply
    1,341,148.60x = 1,850,645.10 × 768,212.92
  4. Step 4: Simplify right side
    1,341,148.60x = 1,421,689,476,154.69
  5. Step 5: Solve for x
    x = 1,421,689,476,154.69/1,341,148.60
  6. Step 6: Final answer
    x = 1,060,053.66

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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.