Home / 2,998,332.51-4,137,686.51-1,621,677.70

Finding the Fourth Proportional to 2,998,332.51, 4,137,686.51 and 1,621,677.70

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Solution

The fourth proportional to 2,998,332.51, 4,137,686.51 and 1,621,677.70 is: 2,237,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,332.51 : 4,137,686.51 = 1,621,677.70 : x
  2. Step 2: Convert to fraction form
    2,998,332.51/4,137,686.51 = 1,621,677.70/x
  3. Step 3: Cross multiply
    2,998,332.51x = 4,137,686.51 × 1,621,677.70
  4. Step 4: Simplify right side
    2,998,332.51x = 6,709,993,942,857.83
  5. Step 5: Solve for x
    x = 6,709,993,942,857.83/2,998,332.51
  6. Step 6: Final answer
    x = 2,237,908.54

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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.