Home / 843,988.22-1,164,705.71-462,039.60

Finding the Fourth Proportional to 843,988.22, 1,164,705.71 and 462,039.60

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Solution

The fourth proportional to 843,988.22, 1,164,705.71 and 462,039.60 is: 637,615.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,988.22 : 1,164,705.71 = 462,039.60 : x
  2. Step 2: Convert to fraction form
    843,988.22/1,164,705.71 = 462,039.60/x
  3. Step 3: Cross multiply
    843,988.22x = 1,164,705.71 × 462,039.60
  4. Step 4: Simplify right side
    843,988.22x = 538,140,158,055.92
  5. Step 5: Solve for x
    x = 538,140,158,055.92/843,988.22
  6. Step 6: Final answer
    x = 637,615.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.