Home / 2,151,031.39-3,226,636.11-634,714.28

Finding the Fourth Proportional to 2,151,031.39, 3,226,636.11 and 634,714.28

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Solution

The fourth proportional to 2,151,031.39, 3,226,636.11 and 634,714.28 is: 952,097.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,031.39 : 3,226,636.11 = 634,714.28 : x
  2. Step 2: Convert to fraction form
    2,151,031.39/3,226,636.11 = 634,714.28/x
  3. Step 3: Cross multiply
    2,151,031.39x = 3,226,636.11 × 634,714.28
  4. Step 4: Simplify right side
    2,151,031.39x = 2,047,992,013,727.53
  5. Step 5: Solve for x
    x = 2,047,992,013,727.53/2,151,031.39
  6. Step 6: Final answer
    x = 952,097.69

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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.