Home / 1,130,973.11-1,560,222.75-1,002,043.09

Finding the Fourth Proportional to 1,130,973.11, 1,560,222.75 and 1,002,043.09

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Solution

The fourth proportional to 1,130,973.11, 1,560,222.75 and 1,002,043.09 is: 1,382,358.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,973.11 : 1,560,222.75 = 1,002,043.09 : x
  2. Step 2: Convert to fraction form
    1,130,973.11/1,560,222.75 = 1,002,043.09/x
  3. Step 3: Cross multiply
    1,130,973.11x = 1,560,222.75 × 1,002,043.09
  4. Step 4: Simplify right side
    1,130,973.11x = 1,563,410,421,597.74
  5. Step 5: Solve for x
    x = 1,563,410,421,597.74/1,130,973.11
  6. Step 6: Final answer
    x = 1,382,358.61

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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.