Home / 3,210,371.28-4,430,312.01-1,760,076.81

Finding the Fourth Proportional to 3,210,371.28, 4,430,312.01 and 1,760,076.81

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Solution

The fourth proportional to 3,210,371.28, 4,430,312.01 and 1,760,076.81 is: 2,428,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,371.28 : 4,430,312.01 = 1,760,076.81 : x
  2. Step 2: Convert to fraction form
    3,210,371.28/4,430,312.01 = 1,760,076.81/x
  3. Step 3: Cross multiply
    3,210,371.28x = 4,430,312.01 × 1,760,076.81
  4. Step 4: Simplify right side
    3,210,371.28x = 7,797,689,429,865.49
  5. Step 5: Solve for x
    x = 7,797,689,429,865.49/3,210,371.28
  6. Step 6: Final answer
    x = 2,428,905.80

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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.