Home / 1,728,505.84-2,385,334.56-964,513.84

Finding the Fourth Proportional to 1,728,505.84, 2,385,334.56 and 964,513.84

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Solution

The fourth proportional to 1,728,505.84, 2,385,334.56 and 964,513.84 is: 1,331,027.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,505.84 : 2,385,334.56 = 964,513.84 : x
  2. Step 2: Convert to fraction form
    1,728,505.84/2,385,334.56 = 964,513.84/x
  3. Step 3: Cross multiply
    1,728,505.84x = 2,385,334.56 × 964,513.84
  4. Step 4: Simplify right side
    1,728,505.84x = 2,300,688,196,150.31
  5. Step 5: Solve for x
    x = 2,300,688,196,150.31/1,728,505.84
  6. Step 6: Final answer
    x = 1,331,027.15

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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.