Home / 2,689,881.89-4,032,433.92-1,048,179.02

Finding the Fourth Proportional to 2,689,881.89, 4,032,433.92 and 1,048,179.02

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Solution

The fourth proportional to 2,689,881.89, 4,032,433.92 and 1,048,179.02 is: 1,571,337.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,881.89 : 4,032,433.92 = 1,048,179.02 : x
  2. Step 2: Convert to fraction form
    2,689,881.89/4,032,433.92 = 1,048,179.02/x
  3. Step 3: Cross multiply
    2,689,881.89x = 4,032,433.92 × 1,048,179.02
  4. Step 4: Simplify right side
    2,689,881.89x = 4,226,712,634,480.36
  5. Step 5: Solve for x
    x = 4,226,712,634,480.36/2,689,881.89
  6. Step 6: Final answer
    x = 1,571,337.63

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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.