Home / 2,053,031.67-2,832,242.15-1,328,112.86

Finding the Fourth Proportional to 2,053,031.67, 2,832,242.15 and 1,328,112.86

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Solution

The fourth proportional to 2,053,031.67, 2,832,242.15 and 1,328,112.86 is: 1,832,186.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053,031.67 : 2,832,242.15 = 1,328,112.86 : x
  2. Step 2: Convert to fraction form
    2,053,031.67/2,832,242.15 = 1,328,112.86/x
  3. Step 3: Cross multiply
    2,053,031.67x = 2,832,242.15 × 1,328,112.86
  4. Step 4: Simplify right side
    2,053,031.67x = 3,761,537,211,208.12
  5. Step 5: Solve for x
    x = 3,761,537,211,208.12/2,053,031.67
  6. Step 6: Final answer
    x = 1,832,186.65

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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.