Home / 3,700,118.87-5,106,140.64-2,068,518.45

Finding the Fourth Proportional to 3,700,118.87, 5,106,140.64 and 2,068,518.45

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Solution

The fourth proportional to 3,700,118.87, 5,106,140.64 and 2,068,518.45 is: 2,854,542.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700,118.87 : 5,106,140.64 = 2,068,518.45 : x
  2. Step 2: Convert to fraction form
    3,700,118.87/5,106,140.64 = 2,068,518.45/x
  3. Step 3: Cross multiply
    3,700,118.87x = 5,106,140.64 × 2,068,518.45
  4. Step 4: Simplify right side
    3,700,118.87x = 10,562,146,122,134.81
  5. Step 5: Solve for x
    x = 10,562,146,122,134.81/3,700,118.87
  6. Step 6: Final answer
    x = 2,854,542.38

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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.