Home / 1,273,311.51-1,757,626.94-757,064.17

Finding the Fourth Proportional to 1,273,311.51, 1,757,626.94 and 757,064.17

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Solution

The fourth proportional to 1,273,311.51, 1,757,626.94 and 757,064.17 is: 1,045,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,311.51 : 1,757,626.94 = 757,064.17 : x
  2. Step 2: Convert to fraction form
    1,273,311.51/1,757,626.94 = 757,064.17/x
  3. Step 3: Cross multiply
    1,273,311.51x = 1,757,626.94 × 757,064.17
  4. Step 4: Simplify right side
    1,273,311.51x = 1,330,636,373,320.92
  5. Step 5: Solve for x
    x = 1,330,636,373,320.92/1,273,311.51
  6. Step 6: Final answer
    x = 1,045,020.30

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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.