Home / 1,267,219.02-1,900,669.92-414,219.30

Finding the Fourth Proportional to 1,267,219.02, 1,900,669.92 and 414,219.30

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Solution

The fourth proportional to 1,267,219.02, 1,900,669.92 and 414,219.30 is: 621,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,219.02 : 1,900,669.92 = 414,219.30 : x
  2. Step 2: Convert to fraction form
    1,267,219.02/1,900,669.92 = 414,219.30/x
  3. Step 3: Cross multiply
    1,267,219.02x = 1,900,669.92 × 414,219.30
  4. Step 4: Simplify right side
    1,267,219.02x = 787,294,163,793.46
  5. Step 5: Solve for x
    x = 787,294,163,793.46/1,267,219.02
  6. Step 6: Final answer
    x = 621,277.10

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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.