Home / 1,615,084.31-2,413,703.12-1,521,749.93

Finding the Fourth Proportional to 1,615,084.31, 2,413,703.12 and 1,521,749.93

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Solution

The fourth proportional to 1,615,084.31, 2,413,703.12 and 1,521,749.93 is: 2,274,217.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,084.31 : 2,413,703.12 = 1,521,749.93 : x
  2. Step 2: Convert to fraction form
    1,615,084.31/2,413,703.12 = 1,521,749.93/x
  3. Step 3: Cross multiply
    1,615,084.31x = 2,413,703.12 × 1,521,749.93
  4. Step 4: Simplify right side
    1,615,084.31x = 3,673,052,534,223.52
  5. Step 5: Solve for x
    x = 3,673,052,534,223.52/1,615,084.31
  6. Step 6: Final answer
    x = 2,274,217.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.