Home / 2,939,557.47-4,409,334.57-917,974.63

Finding the Fourth Proportional to 2,939,557.47, 4,409,334.57 and 917,974.63

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Solution

The fourth proportional to 2,939,557.47, 4,409,334.57 and 917,974.63 is: 1,376,961.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,557.47 : 4,409,334.57 = 917,974.63 : x
  2. Step 2: Convert to fraction form
    2,939,557.47/4,409,334.57 = 917,974.63/x
  3. Step 3: Cross multiply
    2,939,557.47x = 4,409,334.57 × 917,974.63
  4. Step 4: Simplify right side
    2,939,557.47x = 4,047,657,270,441.96
  5. Step 5: Solve for x
    x = 4,047,657,270,441.96/2,939,557.47
  6. Step 6: Final answer
    x = 1,376,961.43

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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.