Home / 1,207,429.36-1,808,154.59-886,820.93

Finding the Fourth Proportional to 1,207,429.36, 1,808,154.59 and 886,820.93

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Solution

The fourth proportional to 1,207,429.36, 1,808,154.59 and 886,820.93 is: 1,328,035.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,429.36 : 1,808,154.59 = 886,820.93 : x
  2. Step 2: Convert to fraction form
    1,207,429.36/1,808,154.59 = 886,820.93/x
  3. Step 3: Cross multiply
    1,207,429.36x = 1,808,154.59 × 886,820.93
  4. Step 4: Simplify right side
    1,207,429.36x = 1,603,509,335,087.57
  5. Step 5: Solve for x
    x = 1,603,509,335,087.57/1,207,429.36
  6. Step 6: Final answer
    x = 1,328,035.73

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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.