Home / 2,871,814.10-3,963,030.43-1,565,099.74

Finding the Fourth Proportional to 2,871,814.10, 3,963,030.43 and 1,565,099.74

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Solution

The fourth proportional to 2,871,814.10, 3,963,030.43 and 1,565,099.74 is: 2,159,797.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,814.10 : 3,963,030.43 = 1,565,099.74 : x
  2. Step 2: Convert to fraction form
    2,871,814.10/3,963,030.43 = 1,565,099.74/x
  3. Step 3: Cross multiply
    2,871,814.10x = 3,963,030.43 × 1,565,099.74
  4. Step 4: Simplify right side
    2,871,814.10x = 6,202,537,906,324.87
  5. Step 5: Solve for x
    x = 6,202,537,906,324.87/2,871,814.10
  6. Step 6: Final answer
    x = 2,159,797.85

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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.