Home / 2,508,151.05-3,461,037.15-1,390,569.73

Finding the Fourth Proportional to 2,508,151.05, 3,461,037.15 and 1,390,569.73

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Solution

The fourth proportional to 2,508,151.05, 3,461,037.15 and 1,390,569.73 is: 1,918,869.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508,151.05 : 3,461,037.15 = 1,390,569.73 : x
  2. Step 2: Convert to fraction form
    2,508,151.05/3,461,037.15 = 1,390,569.73/x
  3. Step 3: Cross multiply
    2,508,151.05x = 3,461,037.15 × 1,390,569.73
  4. Step 4: Simplify right side
    2,508,151.05x = 4,812,813,491,757.51
  5. Step 5: Solve for x
    x = 4,812,813,491,757.51/2,508,151.05
  6. Step 6: Final answer
    x = 1,918,869.08

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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.