Home / 1,403,716.56-1,937,123.28-759,137.46

Finding the Fourth Proportional to 1,403,716.56, 1,937,123.28 and 759,137.46

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Solution

The fourth proportional to 1,403,716.56, 1,937,123.28 and 759,137.46 is: 1,047,606.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,716.56 : 1,937,123.28 = 759,137.46 : x
  2. Step 2: Convert to fraction form
    1,403,716.56/1,937,123.28 = 759,137.46/x
  3. Step 3: Cross multiply
    1,403,716.56x = 1,937,123.28 × 759,137.46
  4. Step 4: Simplify right side
    1,403,716.56x = 1,470,542,846,486.07
  5. Step 5: Solve for x
    x = 1,470,542,846,486.07/1,403,716.56
  6. Step 6: Final answer
    x = 1,047,606.68

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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.