Home / 3,803,991.50-5,249,509.48-2,085,123.72

Finding the Fourth Proportional to 3,803,991.50, 5,249,509.48 and 2,085,123.72

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Solution

The fourth proportional to 3,803,991.50, 5,249,509.48 and 2,085,123.72 is: 2,877,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803,991.50 : 5,249,509.48 = 2,085,123.72 : x
  2. Step 2: Convert to fraction form
    3,803,991.50/5,249,509.48 = 2,085,123.72/x
  3. Step 3: Cross multiply
    3,803,991.50x = 5,249,509.48 × 2,085,123.72
  4. Step 4: Simplify right side
    3,803,991.50x = 10,945,876,735,112.87
  5. Step 5: Solve for x
    x = 10,945,876,735,112.87/3,803,991.50
  6. Step 6: Final answer
    x = 2,877,471.40

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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.