Home / 1,432,104.37-1,975,820.28-811,843

Finding the Fourth Proportional to 1,432,104.37, 1,975,820.28 and 811,843

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Solution

The fourth proportional to 1,432,104.37, 1,975,820.28 and 811,843 is: 1,120,069.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,104.37 : 1,975,820.28 = 811,843 : x
  2. Step 2: Convert to fraction form
    1,432,104.37/1,975,820.28 = 811,843/x
  3. Step 3: Cross multiply
    1,432,104.37x = 1,975,820.28 × 811,843
  4. Step 4: Simplify right side
    1,432,104.37x = 1,604,055,863,576.04
  5. Step 5: Solve for x
    x = 1,604,055,863,576.04/1,432,104.37
  6. Step 6: Final answer
    x = 1,120,069.11

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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.