Home / 1,143,911.03-1,577,941.34-713,443.82

Finding the Fourth Proportional to 1,143,911.03, 1,577,941.34 and 713,443.82

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Solution

The fourth proportional to 1,143,911.03, 1,577,941.34 and 713,443.82 is: 984,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,911.03 : 1,577,941.34 = 713,443.82 : x
  2. Step 2: Convert to fraction form
    1,143,911.03/1,577,941.34 = 713,443.82/x
  3. Step 3: Cross multiply
    1,143,911.03x = 1,577,941.34 × 713,443.82
  4. Step 4: Simplify right side
    1,143,911.03x = 1,125,772,485,888.59
  5. Step 5: Solve for x
    x = 1,125,772,485,888.59/1,143,911.03
  6. Step 6: Final answer
    x = 984,143.40

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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.