Home / 1,463,037.51-2,018,994.75-818,468.49

Finding the Fourth Proportional to 1,463,037.51, 2,018,994.75 and 818,468.49

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Solution

The fourth proportional to 1,463,037.51, 2,018,994.75 and 818,468.49 is: 1,129,488.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,463,037.51 : 2,018,994.75 = 818,468.49 : x
  2. Step 2: Convert to fraction form
    1,463,037.51/2,018,994.75 = 818,468.49/x
  3. Step 3: Cross multiply
    1,463,037.51x = 2,018,994.75 × 818,468.49
  4. Step 4: Simplify right side
    1,463,037.51x = 1,652,483,584,350.43
  5. Step 5: Solve for x
    x = 1,652,483,584,350.43/1,463,037.51
  6. Step 6: Final answer
    x = 1,129,488.19

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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.