Home / 1,447,238.46-1,997,311.73-802,866.25

Finding the Fourth Proportional to 1,447,238.46, 1,997,311.73 and 802,866.25

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Solution

The fourth proportional to 1,447,238.46, 1,997,311.73 and 802,866.25 is: 1,108,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,238.46 : 1,997,311.73 = 802,866.25 : x
  2. Step 2: Convert to fraction form
    1,447,238.46/1,997,311.73 = 802,866.25/x
  3. Step 3: Cross multiply
    1,447,238.46x = 1,997,311.73 × 802,866.25
  4. Step 4: Simplify right side
    1,447,238.46x = 1,603,574,178,746.11
  5. Step 5: Solve for x
    x = 1,603,574,178,746.11/1,447,238.46
  6. Step 6: Final answer
    x = 1,108,023.47

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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.