Home / 1,228,975.61-1,843,064.48-470,776.73

Finding the Fourth Proportional to 1,228,975.61, 1,843,064.48 and 470,776.73

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Solution

The fourth proportional to 1,228,975.61, 1,843,064.48 and 470,776.73 is: 706,012.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,975.61 : 1,843,064.48 = 470,776.73 : x
  2. Step 2: Convert to fraction form
    1,228,975.61/1,843,064.48 = 470,776.73/x
  3. Step 3: Cross multiply
    1,228,975.61x = 1,843,064.48 × 470,776.73
  4. Step 4: Simplify right side
    1,228,975.61x = 867,671,861,035.17
  5. Step 5: Solve for x
    x = 867,671,861,035.17/1,228,975.61
  6. Step 6: Final answer
    x = 706,012.27

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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.