Home / 1,258,684.47-1,736,528.94-823,350.32

Finding the Fourth Proportional to 1,258,684.47, 1,736,528.94 and 823,350.32

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Solution

The fourth proportional to 1,258,684.47, 1,736,528.94 and 823,350.32 is: 1,135,925.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,684.47 : 1,736,528.94 = 823,350.32 : x
  2. Step 2: Convert to fraction form
    1,258,684.47/1,736,528.94 = 823,350.32/x
  3. Step 3: Cross multiply
    1,258,684.47x = 1,736,528.94 × 823,350.32
  4. Step 4: Simplify right side
    1,258,684.47x = 1,429,771,649,755.62
  5. Step 5: Solve for x
    x = 1,429,771,649,755.62/1,258,684.47
  6. Step 6: Final answer
    x = 1,135,925.39

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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.