Home / 3,705,151-5,113,108.40-2,009,407

Finding the Fourth Proportional to 3,705,151, 5,113,108.40 and 2,009,407

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Solution

The fourth proportional to 3,705,151, 5,113,108.40 and 2,009,407 is: 2,772,981.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705,151 : 5,113,108.40 = 2,009,407 : x
  2. Step 2: Convert to fraction form
    3,705,151/5,113,108.40 = 2,009,407/x
  3. Step 3: Cross multiply
    3,705,151x = 5,113,108.40 × 2,009,407
  4. Step 4: Simplify right side
    3,705,151x = 10,274,315,810,718.80
  5. Step 5: Solve for x
    x = 10,274,315,810,718.80/3,705,151
  6. Step 6: Final answer
    x = 2,772,981.67

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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.