Home / 1,909,661.46-2,635,280.19-1,050,221.70

Finding the Fourth Proportional to 1,909,661.46, 2,635,280.19 and 1,050,221.70

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Solution

The fourth proportional to 1,909,661.46, 2,635,280.19 and 1,050,221.70 is: 1,449,277.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,661.46 : 2,635,280.19 = 1,050,221.70 : x
  2. Step 2: Convert to fraction form
    1,909,661.46/2,635,280.19 = 1,050,221.70/x
  3. Step 3: Cross multiply
    1,909,661.46x = 2,635,280.19 × 1,050,221.70
  4. Step 4: Simplify right side
    1,909,661.46x = 2,767,628,441,118.12
  5. Step 5: Solve for x
    x = 2,767,628,441,118.12/1,909,661.46
  6. Step 6: Final answer
    x = 1,449,277.00

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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.