Home / 2,091,686.18-3,137,168.12-554,692.34

Finding the Fourth Proportional to 2,091,686.18, 3,137,168.12 and 554,692.34

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Solution

The fourth proportional to 2,091,686.18, 3,137,168.12 and 554,692.34 is: 831,942.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,686.18 : 3,137,168.12 = 554,692.34 : x
  2. Step 2: Convert to fraction form
    2,091,686.18/3,137,168.12 = 554,692.34/x
  3. Step 3: Cross multiply
    2,091,686.18x = 3,137,168.12 × 554,692.34
  4. Step 4: Simplify right side
    2,091,686.18x = 1,740,163,125,456.20
  5. Step 5: Solve for x
    x = 1,740,163,125,456.20/2,091,686.18
  6. Step 6: Final answer
    x = 831,942.74

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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.