Home / 1,812,666.16-2,501,429.40-996,869.60

Finding the Fourth Proportional to 1,812,666.16, 2,501,429.40 and 996,869.60

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Solution

The fourth proportional to 1,812,666.16, 2,501,429.40 and 996,869.60 is: 1,375,652.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,666.16 : 2,501,429.40 = 996,869.60 : x
  2. Step 2: Convert to fraction form
    1,812,666.16/2,501,429.40 = 996,869.60/x
  3. Step 3: Cross multiply
    1,812,666.16x = 2,501,429.40 × 996,869.60
  4. Step 4: Simplify right side
    1,812,666.16x = 2,493,598,925,406.24
  5. Step 5: Solve for x
    x = 2,493,598,925,406.24/1,812,666.16
  6. Step 6: Final answer
    x = 1,375,652.61

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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.