Home / 3,774,509.80-5,208,970.96-2,143,068.96

Finding the Fourth Proportional to 3,774,509.80, 5,208,970.96 and 2,143,068.96

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Solution

The fourth proportional to 3,774,509.80, 5,208,970.96 and 2,143,068.96 is: 2,957,518.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774,509.80 : 5,208,970.96 = 2,143,068.96 : x
  2. Step 2: Convert to fraction form
    3,774,509.80/5,208,970.96 = 2,143,068.96/x
  3. Step 3: Cross multiply
    3,774,509.80x = 5,208,970.96 × 2,143,068.96
  4. Step 4: Simplify right side
    3,774,509.80x = 11,163,183,977,917.40
  5. Step 5: Solve for x
    x = 11,163,183,977,917.40/3,774,509.80
  6. Step 6: Final answer
    x = 2,957,518.88

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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.