Home / 2,872,419.35-4,308,032.05-850,188.74

Finding the Fourth Proportional to 2,872,419.35, 4,308,032.05 and 850,188.74

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Solution

The fourth proportional to 2,872,419.35, 4,308,032.05 and 850,188.74 is: 1,275,106.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,419.35 : 4,308,032.05 = 850,188.74 : x
  2. Step 2: Convert to fraction form
    2,872,419.35/4,308,032.05 = 850,188.74/x
  3. Step 3: Cross multiply
    2,872,419.35x = 4,308,032.05 × 850,188.74
  4. Step 4: Simplify right side
    2,872,419.35x = 3,662,640,316,803.49
  5. Step 5: Solve for x
    x = 3,662,640,316,803.49/2,872,419.35
  6. Step 6: Final answer
    x = 1,275,106.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.