Home / 1,909,574.76-2,635,280.82-1,050,201.48

Finding the Fourth Proportional to 1,909,574.76, 2,635,280.82 and 1,050,201.48

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Solution

The fourth proportional to 1,909,574.76, 2,635,280.82 and 1,050,201.48 is: 1,449,315.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,574.76 : 2,635,280.82 = 1,050,201.48 : x
  2. Step 2: Convert to fraction form
    1,909,574.76/2,635,280.82 = 1,050,201.48/x
  3. Step 3: Cross multiply
    1,909,574.76x = 2,635,280.82 × 1,050,201.48
  4. Step 4: Simplify right side
    1,909,574.76x = 2,767,575,817,379.61
  5. Step 5: Solve for x
    x = 2,767,575,817,379.61/1,909,574.76
  6. Step 6: Final answer
    x = 1,449,315.25

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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.