Home / 2,439,629.28-3,368,368.80-1,865,669.76

Finding the Fourth Proportional to 2,439,629.28, 3,368,368.80 and 1,865,669.76

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Solution

The fourth proportional to 2,439,629.28, 3,368,368.80 and 1,865,669.76 is: 2,575,909.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439,629.28 : 3,368,368.80 = 1,865,669.76 : x
  2. Step 2: Convert to fraction form
    2,439,629.28/3,368,368.80 = 1,865,669.76/x
  3. Step 3: Cross multiply
    2,439,629.28x = 3,368,368.80 × 1,865,669.76
  4. Step 4: Simplify right side
    2,439,629.28x = 6,284,263,810,687.49
  5. Step 5: Solve for x
    x = 6,284,263,810,687.49/2,439,629.28
  6. Step 6: Final answer
    x = 2,575,909.32

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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.