Home / 891,056.21-1,333,391.41-771,525.41

Finding the Fourth Proportional to 891,056.21, 1,333,391.41 and 771,525.41

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Solution

The fourth proportional to 891,056.21, 1,333,391.41 and 771,525.41 is: 1,154,523.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,056.21 : 1,333,391.41 = 771,525.41 : x
  2. Step 2: Convert to fraction form
    891,056.21/1,333,391.41 = 771,525.41/x
  3. Step 3: Cross multiply
    891,056.21x = 1,333,391.41 × 771,525.41
  4. Step 4: Simplify right side
    891,056.21x = 1,028,745,345,694.96
  5. Step 5: Solve for x
    x = 1,028,745,345,694.96/891,056.21
  6. Step 6: Final answer
    x = 1,154,523.52

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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.