Home / 3,615,172.89-4,989,030.41-1,983,579.82

Finding the Fourth Proportional to 3,615,172.89, 4,989,030.41 and 1,983,579.82

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Solution

The fourth proportional to 3,615,172.89, 4,989,030.41 and 1,983,579.82 is: 2,737,390.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,172.89 : 4,989,030.41 = 1,983,579.82 : x
  2. Step 2: Convert to fraction form
    3,615,172.89/4,989,030.41 = 1,983,579.82/x
  3. Step 3: Cross multiply
    3,615,172.89x = 4,989,030.41 × 1,983,579.82
  4. Step 4: Simplify right side
    3,615,172.89x = 9,896,140,045,197.00
  5. Step 5: Solve for x
    x = 9,896,140,045,197.00/3,615,172.89
  6. Step 6: Final answer
    x = 2,737,390.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.