Home / 2,213,259.76-3,054,428.64-1,353,984.70

Finding the Fourth Proportional to 2,213,259.76, 3,054,428.64 and 1,353,984.70

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Solution

The fourth proportional to 2,213,259.76, 3,054,428.64 and 1,353,984.70 is: 1,868,578.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,259.76 : 3,054,428.64 = 1,353,984.70 : x
  2. Step 2: Convert to fraction form
    2,213,259.76/3,054,428.64 = 1,353,984.70/x
  3. Step 3: Cross multiply
    2,213,259.76x = 3,054,428.64 × 1,353,984.70
  4. Step 4: Simplify right side
    2,213,259.76x = 4,135,649,645,801.81
  5. Step 5: Solve for x
    x = 4,135,649,645,801.81/2,213,259.76
  6. Step 6: Final answer
    x = 1,868,578.52

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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.