Home / 2,907,497.07-4,012,346.14-1,618,309.78

Finding the Fourth Proportional to 2,907,497.07, 4,012,346.14 and 1,618,309.78

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Solution

The fourth proportional to 2,907,497.07, 4,012,346.14 and 1,618,309.78 is: 2,233,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,497.07 : 4,012,346.14 = 1,618,309.78 : x
  2. Step 2: Convert to fraction form
    2,907,497.07/4,012,346.14 = 1,618,309.78/x
  3. Step 3: Cross multiply
    2,907,497.07x = 4,012,346.14 × 1,618,309.78
  4. Step 4: Simplify right side
    2,907,497.07x = 6,493,218,985,030.61
  5. Step 5: Solve for x
    x = 6,493,218,985,030.61/2,907,497.07
  6. Step 6: Final answer
    x = 2,233,267.59

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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.