Home / 2,938,963.36-4,404,238.80-1,674,177.76

Finding the Fourth Proportional to 2,938,963.36, 4,404,238.80 and 1,674,177.76

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Solution

The fourth proportional to 2,938,963.36, 4,404,238.80 and 1,674,177.76 is: 2,508,870.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,963.36 : 4,404,238.80 = 1,674,177.76 : x
  2. Step 2: Convert to fraction form
    2,938,963.36/4,404,238.80 = 1,674,177.76/x
  3. Step 3: Cross multiply
    2,938,963.36x = 4,404,238.80 × 1,674,177.76
  4. Step 4: Simplify right side
    2,938,963.36x = 7,373,478,648,689.09
  5. Step 5: Solve for x
    x = 7,373,478,648,689.09/2,938,963.36
  6. Step 6: Final answer
    x = 2,508,870.56

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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.