Home / 3,346,089.66-4,617,631.41-1,818,196.78

Finding the Fourth Proportional to 3,346,089.66, 4,617,631.41 and 1,818,196.78

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Solution

The fourth proportional to 3,346,089.66, 4,617,631.41 and 1,818,196.78 is: 2,509,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346,089.66 : 4,617,631.41 = 1,818,196.78 : x
  2. Step 2: Convert to fraction form
    3,346,089.66/4,617,631.41 = 1,818,196.78/x
  3. Step 3: Cross multiply
    3,346,089.66x = 4,617,631.41 × 1,818,196.78
  4. Step 4: Simplify right side
    3,346,089.66x = 8,395,762,560,888.86
  5. Step 5: Solve for x
    x = 8,395,762,560,888.86/3,346,089.66
  6. Step 6: Final answer
    x = 2,509,126.60

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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.