Home / 1,401,905.64-1,934,583.63-885,935.25

Finding the Fourth Proportional to 1,401,905.64, 1,934,583.63 and 885,935.25

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Solution

The fourth proportional to 1,401,905.64, 1,934,583.63 and 885,935.25 is: 1,222,561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,905.64 : 1,934,583.63 = 885,935.25 : x
  2. Step 2: Convert to fraction form
    1,401,905.64/1,934,583.63 = 885,935.25/x
  3. Step 3: Cross multiply
    1,401,905.64x = 1,934,583.63 × 885,935.25
  4. Step 4: Simplify right side
    1,401,905.64x = 1,713,915,831,889.96
  5. Step 5: Solve for x
    x = 1,713,915,831,889.96/1,401,905.64
  6. Step 6: Final answer
    x = 1,222,561.48

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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.