Home / 1,481,225.12-2,221,610.78-470,215.12

Finding the Fourth Proportional to 1,481,225.12, 2,221,610.78 and 470,215.12

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Solution

The fourth proportional to 1,481,225.12, 2,221,610.78 and 470,215.12 is: 705,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,225.12 : 2,221,610.78 = 470,215.12 : x
  2. Step 2: Convert to fraction form
    1,481,225.12/2,221,610.78 = 470,215.12/x
  3. Step 3: Cross multiply
    1,481,225.12x = 2,221,610.78 × 470,215.12
  4. Step 4: Simplify right side
    1,481,225.12x = 1,044,634,966,051.86
  5. Step 5: Solve for x
    x = 1,044,634,966,051.86/1,481,225.12
  6. Step 6: Final answer
    x = 705,250.64

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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.