Home / 3,871,037.34-5,341,728.90-2,152,053.18

Finding the Fourth Proportional to 3,871,037.34, 5,341,728.90 and 2,152,053.18

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Solution

The fourth proportional to 3,871,037.34, 5,341,728.90 and 2,152,053.18 is: 2,969,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871,037.34 : 5,341,728.90 = 2,152,053.18 : x
  2. Step 2: Convert to fraction form
    3,871,037.34/5,341,728.90 = 2,152,053.18/x
  3. Step 3: Cross multiply
    3,871,037.34x = 5,341,728.90 × 2,152,053.18
  4. Step 4: Simplify right side
    3,871,037.34x = 11,495,684,665,942.90
  5. Step 5: Solve for x
    x = 11,495,684,665,942.90/3,871,037.34
  6. Step 6: Final answer
    x = 2,969,665.15

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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.