Home / 2,259,679.55-3,119,312.03-1,525,628.21

Finding the Fourth Proportional to 2,259,679.55, 3,119,312.03 and 1,525,628.21

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Solution

The fourth proportional to 2,259,679.55, 3,119,312.03 and 1,525,628.21 is: 2,106,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,679.55 : 3,119,312.03 = 1,525,628.21 : x
  2. Step 2: Convert to fraction form
    2,259,679.55/3,119,312.03 = 1,525,628.21/x
  3. Step 3: Cross multiply
    2,259,679.55x = 3,119,312.03 × 1,525,628.21
  4. Step 4: Simplify right side
    2,259,679.55x = 4,758,910,440,372.72
  5. Step 5: Solve for x
    x = 4,758,910,440,372.72/2,259,679.55
  6. Step 6: Final answer
    x = 2,106,011.20

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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.