Home / 1,753,303.70-2,629,955.55-756,031.70

Finding the Fourth Proportional to 1,753,303.70, 2,629,955.55 and 756,031.70

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Solution

The fourth proportional to 1,753,303.70, 2,629,955.55 and 756,031.70 is: 1,134,047.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,303.70 : 2,629,955.55 = 756,031.70 : x
  2. Step 2: Convert to fraction form
    1,753,303.70/2,629,955.55 = 756,031.70/x
  3. Step 3: Cross multiply
    1,753,303.70x = 2,629,955.55 × 756,031.70
  4. Step 4: Simplify right side
    1,753,303.70x = 1,988,329,765,390.93
  5. Step 5: Solve for x
    x = 1,988,329,765,390.93/1,753,303.70
  6. Step 6: Final answer
    x = 1,134,047.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.