Home / 3,610,869.72-4,980,094.64-3,174,353.76

Finding the Fourth Proportional to 3,610,869.72, 4,980,094.64 and 3,174,353.76

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Solution

The fourth proportional to 3,610,869.72, 4,980,094.64 and 3,174,353.76 is: 4,378,053.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610,869.72 : 4,980,094.64 = 3,174,353.76 : x
  2. Step 2: Convert to fraction form
    3,610,869.72/4,980,094.64 = 3,174,353.76/x
  3. Step 3: Cross multiply
    3,610,869.72x = 4,980,094.64 × 3,174,353.76
  4. Step 4: Simplify right side
    3,610,869.72x = 15,808,582,145,639.84
  5. Step 5: Solve for x
    x = 15,808,582,145,639.84/3,610,869.72
  6. Step 6: Final answer
    x = 4,378,053.87

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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.