Home / 2,999,857.30-4,139,794.70-1,623,224.35

Finding the Fourth Proportional to 2,999,857.30, 4,139,794.70 and 1,623,224.35

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Solution

The fourth proportional to 2,999,857.30, 4,139,794.70 and 1,623,224.35 is: 2,240,045.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,857.30 : 4,139,794.70 = 1,623,224.35 : x
  2. Step 2: Convert to fraction form
    2,999,857.30/4,139,794.70 = 1,623,224.35/x
  3. Step 3: Cross multiply
    2,999,857.30x = 4,139,794.70 × 1,623,224.35
  4. Step 4: Simplify right side
    2,999,857.30x = 6,719,815,561,040.95
  5. Step 5: Solve for x
    x = 6,719,815,561,040.95/2,999,857.30
  6. Step 6: Final answer
    x = 2,240,045.07

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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.