Home / 1,427,325.83-2,140,280.34-454,563.27

Finding the Fourth Proportional to 1,427,325.83, 2,140,280.34 and 454,563.27

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Solution

The fourth proportional to 1,427,325.83, 2,140,280.34 and 454,563.27 is: 681,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,325.83 : 2,140,280.34 = 454,563.27 : x
  2. Step 2: Convert to fraction form
    1,427,325.83/2,140,280.34 = 454,563.27/x
  3. Step 3: Cross multiply
    1,427,325.83x = 2,140,280.34 × 454,563.27
  4. Step 4: Simplify right side
    1,427,325.83x = 972,892,830,067.11
  5. Step 5: Solve for x
    x = 972,892,830,067.11/1,427,325.83
  6. Step 6: Final answer
    x = 681,619.30

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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.