Home / 1,113,038.64-1,535,993.56-629,593.52

Finding the Fourth Proportional to 1,113,038.64, 1,535,993.56 and 629,593.52

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Solution

The fourth proportional to 1,113,038.64, 1,535,993.56 and 629,593.52 is: 868,839.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,038.64 : 1,535,993.56 = 629,593.52 : x
  2. Step 2: Convert to fraction form
    1,113,038.64/1,535,993.56 = 629,593.52/x
  3. Step 3: Cross multiply
    1,113,038.64x = 1,535,993.56 × 629,593.52
  4. Step 4: Simplify right side
    1,113,038.64x = 967,051,592,137.73
  5. Step 5: Solve for x
    x = 967,051,592,137.73/1,113,038.64
  6. Step 6: Final answer
    x = 868,839.19

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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.