Home / 1,143,223.32-1,576,923.57-734,622.06

Finding the Fourth Proportional to 1,143,223.32, 1,576,923.57 and 734,622.06

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Solution

The fourth proportional to 1,143,223.32, 1,576,923.57 and 734,622.06 is: 1,013,312.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,223.32 : 1,576,923.57 = 734,622.06 : x
  2. Step 2: Convert to fraction form
    1,143,223.32/1,576,923.57 = 734,622.06/x
  3. Step 3: Cross multiply
    1,143,223.32x = 1,576,923.57 × 734,622.06
  4. Step 4: Simplify right side
    1,143,223.32x = 1,158,442,841,455.95
  5. Step 5: Solve for x
    x = 1,158,442,841,455.95/1,143,223.32
  6. Step 6: Final answer
    x = 1,013,312.82

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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.