Home / 2,581,400.35-3,871,546.90-1,064,689.89

Finding the Fourth Proportional to 2,581,400.35, 3,871,546.90 and 1,064,689.89

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Solution

The fourth proportional to 2,581,400.35, 3,871,546.90 and 1,064,689.89 is: 1,596,806.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,400.35 : 3,871,546.90 = 1,064,689.89 : x
  2. Step 2: Convert to fraction form
    2,581,400.35/3,871,546.90 = 1,064,689.89/x
  3. Step 3: Cross multiply
    2,581,400.35x = 3,871,546.90 × 1,064,689.89
  4. Step 4: Simplify right side
    2,581,400.35x = 4,121,996,843,090.84
  5. Step 5: Solve for x
    x = 4,121,996,843,090.84/2,581,400.35
  6. Step 6: Final answer
    x = 1,596,806.49

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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.