Home / 2,810,734.62-3,878,809.29-1,521,574.67

Finding the Fourth Proportional to 2,810,734.62, 3,878,809.29 and 1,521,574.67

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Solution

The fourth proportional to 2,810,734.62, 3,878,809.29 and 1,521,574.67 is: 2,099,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,734.62 : 3,878,809.29 = 1,521,574.67 : x
  2. Step 2: Convert to fraction form
    2,810,734.62/3,878,809.29 = 1,521,574.67/x
  3. Step 3: Cross multiply
    2,810,734.62x = 3,878,809.29 × 1,521,574.67
  4. Step 4: Simplify right side
    2,810,734.62x = 5,901,897,946,030.64
  5. Step 5: Solve for x
    x = 5,901,897,946,030.64/2,810,734.62
  6. Step 6: Final answer
    x = 2,099,770.61

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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.