Home / 2,775,427.24-3,830,729.72-1,806,871

Finding the Fourth Proportional to 2,775,427.24, 3,830,729.72 and 1,806,871

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Solution

The fourth proportional to 2,775,427.24, 3,830,729.72 and 1,806,871 is: 2,493,898.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,427.24 : 3,830,729.72 = 1,806,871 : x
  2. Step 2: Convert to fraction form
    2,775,427.24/3,830,729.72 = 1,806,871/x
  3. Step 3: Cross multiply
    2,775,427.24x = 3,830,729.72 × 1,806,871
  4. Step 4: Simplify right side
    2,775,427.24x = 6,921,634,439,906.12
  5. Step 5: Solve for x
    x = 6,921,634,439,906.12/2,775,427.24
  6. Step 6: Final answer
    x = 2,493,898.72

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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.