Home / 1,247,882.00-1,872,029.77-438,056.35

Finding the Fourth Proportional to 1,247,882.00, 1,872,029.77 and 438,056.35

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Solution

The fourth proportional to 1,247,882.00, 1,872,029.77 and 438,056.35 is: 657,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,882.00 : 1,872,029.77 = 438,056.35 : x
  2. Step 2: Convert to fraction form
    1,247,882.00/1,872,029.77 = 438,056.35/x
  3. Step 3: Cross multiply
    1,247,882.00x = 1,872,029.77 × 438,056.35
  4. Step 4: Simplify right side
    1,247,882.00x = 820,054,518,777.39
  5. Step 5: Solve for x
    x = 820,054,518,777.39/1,247,882.00
  6. Step 6: Final answer
    x = 657,157.10

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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.