Home / 2,114,859.64-2,918,427.30-1,147,969.24

Finding the Fourth Proportional to 2,114,859.64, 2,918,427.30 and 1,147,969.24

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Solution

The fourth proportional to 2,114,859.64, 2,918,427.30 and 1,147,969.24 is: 1,584,154.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,859.64 : 2,918,427.30 = 1,147,969.24 : x
  2. Step 2: Convert to fraction form
    2,114,859.64/2,918,427.30 = 1,147,969.24/x
  3. Step 3: Cross multiply
    2,114,859.64x = 2,918,427.30 × 1,147,969.24
  4. Step 4: Simplify right side
    2,114,859.64x = 3,350,264,769,576.25
  5. Step 5: Solve for x
    x = 3,350,264,769,576.25/2,114,859.64
  6. Step 6: Final answer
    x = 1,584,154.67

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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.