Home / 1,336,953.56-2,005,620.95-438,465.62

Finding the Fourth Proportional to 1,336,953.56, 2,005,620.95 and 438,465.62

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Solution

The fourth proportional to 1,336,953.56, 2,005,620.95 and 438,465.62 is: 657,760.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,953.56 : 2,005,620.95 = 438,465.62 : x
  2. Step 2: Convert to fraction form
    1,336,953.56/2,005,620.95 = 438,465.62/x
  3. Step 3: Cross multiply
    1,336,953.56x = 2,005,620.95 × 438,465.62
  4. Step 4: Simplify right side
    1,336,953.56x = 879,395,831,134.41
  5. Step 5: Solve for x
    x = 879,395,831,134.41/1,336,953.56
  6. Step 6: Final answer
    x = 657,760.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.