Home / 4,830,786.20-7,246,174.44-1,236,547.28

Finding the Fourth Proportional to 4,830,786.20, 7,246,174.44 and 1,236,547.28

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Solution

The fourth proportional to 4,830,786.20, 7,246,174.44 and 1,236,547.28 is: 1,854,819.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830,786.20 : 7,246,174.44 = 1,236,547.28 : x
  2. Step 2: Convert to fraction form
    4,830,786.20/7,246,174.44 = 1,236,547.28/x
  3. Step 3: Cross multiply
    4,830,786.20x = 7,246,174.44 × 1,236,547.28
  4. Step 4: Simplify right side
    4,830,786.20x = 8,960,237,294,187.52
  5. Step 5: Solve for x
    x = 8,960,237,294,187.52/4,830,786.20
  6. Step 6: Final answer
    x = 1,854,819.68

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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.