Home / 1,909,656.96-2,635,273.98-1,050,217.20

Finding the Fourth Proportional to 1,909,656.96, 2,635,273.98 and 1,050,217.20

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Solution

The fourth proportional to 1,909,656.96, 2,635,273.98 and 1,050,217.20 is: 1,449,270.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,656.96 : 2,635,273.98 = 1,050,217.20 : x
  2. Step 2: Convert to fraction form
    1,909,656.96/2,635,273.98 = 1,050,217.20/x
  3. Step 3: Cross multiply
    1,909,656.96x = 2,635,273.98 × 1,050,217.20
  4. Step 4: Simplify right side
    1,909,656.96x = 2,767,610,060,508.46
  5. Step 5: Solve for x
    x = 2,767,610,060,508.46/1,909,656.96
  6. Step 6: Final answer
    x = 1,449,270.79

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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.