Home / 2,871,706.51-3,962,955-1,582,546.87

Finding the Fourth Proportional to 2,871,706.51, 3,962,955 and 1,582,546.87

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Solution

The fourth proportional to 2,871,706.51, 3,962,955 and 1,582,546.87 is: 2,183,914.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,706.51 : 3,962,955 = 1,582,546.87 : x
  2. Step 2: Convert to fraction form
    2,871,706.51/3,962,955 = 1,582,546.87/x
  3. Step 3: Cross multiply
    2,871,706.51x = 3,962,955 × 1,582,546.87
  4. Step 4: Simplify right side
    2,871,706.51x = 6,271,562,031,200.85
  5. Step 5: Solve for x
    x = 6,271,562,031,200.85/2,871,706.51
  6. Step 6: Final answer
    x = 2,183,914.69

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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.