Home / 1,490,949.40-2,237,007.30-544,415.80

Finding the Fourth Proportional to 1,490,949.40, 2,237,007.30 and 544,415.80

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Solution

The fourth proportional to 1,490,949.40, 2,237,007.30 and 544,415.80 is: 816,836.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,949.40 : 2,237,007.30 = 544,415.80 : x
  2. Step 2: Convert to fraction form
    1,490,949.40/2,237,007.30 = 544,415.80/x
  3. Step 3: Cross multiply
    1,490,949.40x = 2,237,007.30 × 544,415.80
  4. Step 4: Simplify right side
    1,490,949.40x = 1,217,862,118,835.34
  5. Step 5: Solve for x
    x = 1,217,862,118,835.34/1,490,949.40
  6. Step 6: Final answer
    x = 816,836.65

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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.