Home / 1,902,776.70-2,852,564.49-891,365.34

Finding the Fourth Proportional to 1,902,776.70, 2,852,564.49 and 891,365.34

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Solution

The fourth proportional to 1,902,776.70, 2,852,564.49 and 891,365.34 is: 1,336,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,776.70 : 2,852,564.49 = 891,365.34 : x
  2. Step 2: Convert to fraction form
    1,902,776.70/2,852,564.49 = 891,365.34/x
  3. Step 3: Cross multiply
    1,902,776.70x = 2,852,564.49 × 891,365.34
  4. Step 4: Simplify right side
    1,902,776.70x = 2,542,677,116,500.78
  5. Step 5: Solve for x
    x = 2,542,677,116,500.78/1,902,776.70
  6. Step 6: Final answer
    x = 1,336,298.22

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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.