Home / 1,603,148.76-2,212,345.29-877,998.21

Finding the Fourth Proportional to 1,603,148.76, 2,212,345.29 and 877,998.21

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Solution

The fourth proportional to 1,603,148.76, 2,212,345.29 and 877,998.21 is: 1,211,637.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,148.76 : 2,212,345.29 = 877,998.21 : x
  2. Step 2: Convert to fraction form
    1,603,148.76/2,212,345.29 = 877,998.21/x
  3. Step 3: Cross multiply
    1,603,148.76x = 2,212,345.29 × 877,998.21
  4. Step 4: Simplify right side
    1,603,148.76x = 1,942,435,204,521.93
  5. Step 5: Solve for x
    x = 1,942,435,204,521.93/1,603,148.76
  6. Step 6: Final answer
    x = 1,211,637.53

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Double scale
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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.