Home / 2,871,051.80-4,307,208.42-849,138.11

Finding the Fourth Proportional to 2,871,051.80, 4,307,208.42 and 849,138.11

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Solution

The fourth proportional to 2,871,051.80, 4,307,208.42 and 849,138.11 is: 1,273,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,051.80 : 4,307,208.42 = 849,138.11 : x
  2. Step 2: Convert to fraction form
    2,871,051.80/4,307,208.42 = 849,138.11/x
  3. Step 3: Cross multiply
    2,871,051.80x = 4,307,208.42 × 849,138.11
  4. Step 4: Simplify right side
    2,871,051.80x = 3,657,414,795,598.84
  5. Step 5: Solve for x
    x = 3,657,414,795,598.84/2,871,051.80
  6. Step 6: Final answer
    x = 1,273,893.70

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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.