Home / 1,374,391.08-2,050,427.03-1,299,989.34

Finding the Fourth Proportional to 1,374,391.08, 2,050,427.03 and 1,299,989.34

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Solution

The fourth proportional to 1,374,391.08, 2,050,427.03 and 1,299,989.34 is: 1,939,428.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,391.08 : 2,050,427.03 = 1,299,989.34 : x
  2. Step 2: Convert to fraction form
    1,374,391.08/2,050,427.03 = 1,299,989.34/x
  3. Step 3: Cross multiply
    1,374,391.08x = 2,050,427.03 × 1,299,989.34
  4. Step 4: Simplify right side
    1,374,391.08x = 2,665,533,274,947.91
  5. Step 5: Solve for x
    x = 2,665,533,274,947.91/1,374,391.08
  6. Step 6: Final answer
    x = 1,939,428.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.