Home / 1,497,636.70-2,246,455.05-1,231,916.20

Finding the Fourth Proportional to 1,497,636.70, 2,246,455.05 and 1,231,916.20

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Solution

The fourth proportional to 1,497,636.70, 2,246,455.05 and 1,231,916.20 is: 1,847,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,636.70 : 2,246,455.05 = 1,231,916.20 : x
  2. Step 2: Convert to fraction form
    1,497,636.70/2,246,455.05 = 1,231,916.20/x
  3. Step 3: Cross multiply
    1,497,636.70x = 2,246,455.05 × 1,231,916.20
  4. Step 4: Simplify right side
    1,497,636.70x = 2,767,444,368,666.81
  5. Step 5: Solve for x
    x = 2,767,444,368,666.81/1,497,636.70
  6. Step 6: Final answer
    x = 1,847,874.30

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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.