Home / 1,443,940.64-2,166,096.36-674,901.20

Finding the Fourth Proportional to 1,443,940.64, 2,166,096.36 and 674,901.20

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Solution

The fourth proportional to 1,443,940.64, 2,166,096.36 and 674,901.20 is: 1,012,438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,940.64 : 2,166,096.36 = 674,901.20 : x
  2. Step 2: Convert to fraction form
    1,443,940.64/2,166,096.36 = 674,901.20/x
  3. Step 3: Cross multiply
    1,443,940.64x = 2,166,096.36 × 674,901.20
  4. Step 4: Simplify right side
    1,443,940.64x = 1,461,901,032,679.63
  5. Step 5: Solve for x
    x = 1,461,901,032,679.63/1,443,940.64
  6. Step 6: Final answer
    x = 1,012,438.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.