Home / 2,999,386.45-4,499,546.23-977,159.59

Finding the Fourth Proportional to 2,999,386.45, 4,499,546.23 and 977,159.59

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Solution

The fourth proportional to 2,999,386.45, 4,499,546.23 and 977,159.59 is: 1,465,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,386.45 : 4,499,546.23 = 977,159.59 : x
  2. Step 2: Convert to fraction form
    2,999,386.45/4,499,546.23 = 977,159.59/x
  3. Step 3: Cross multiply
    2,999,386.45x = 4,499,546.23 × 977,159.59
  4. Step 4: Simplify right side
    2,999,386.45x = 4,396,774,729,238.01
  5. Step 5: Solve for x
    x = 4,396,774,729,238.01/2,999,386.45
  6. Step 6: Final answer
    x = 1,465,891.38

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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.