Home / 1,639,756.64-2,262,858.32-914,603.84

Finding the Fourth Proportional to 1,639,756.64, 2,262,858.32 and 914,603.84

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Solution

The fourth proportional to 1,639,756.64, 2,262,858.32 and 914,603.84 is: 1,262,150.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,756.64 : 2,262,858.32 = 914,603.84 : x
  2. Step 2: Convert to fraction form
    1,639,756.64/2,262,858.32 = 914,603.84/x
  3. Step 3: Cross multiply
    1,639,756.64x = 2,262,858.32 × 914,603.84
  4. Step 4: Simplify right side
    1,639,756.64x = 2,069,618,892,960.64
  5. Step 5: Solve for x
    x = 2,069,618,892,960.64/1,639,756.64
  6. Step 6: Final answer
    x = 1,262,150.03

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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.