Home / 1,547,529.22-2,321,949.96-749,405.44

Finding the Fourth Proportional to 1,547,529.22, 2,321,949.96 and 749,405.44

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Solution

The fourth proportional to 1,547,529.22, 2,321,949.96 and 749,405.44 is: 1,124,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,529.22 : 2,321,949.96 = 749,405.44 : x
  2. Step 2: Convert to fraction form
    1,547,529.22/2,321,949.96 = 749,405.44/x
  3. Step 3: Cross multiply
    1,547,529.22x = 2,321,949.96 × 749,405.44
  4. Step 4: Simplify right side
    1,547,529.22x = 1,740,081,931,431.78
  5. Step 5: Solve for x
    x = 1,740,081,931,431.78/1,547,529.22
  6. Step 6: Final answer
    x = 1,124,425.90

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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.