Home / 1,041,802.20-1,558,556.10-903,101.40

Finding the Fourth Proportional to 1,041,802.20, 1,558,556.10 and 903,101.40

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Solution

The fourth proportional to 1,041,802.20, 1,558,556.10 and 903,101.40 is: 1,351,057.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,802.20 : 1,558,556.10 = 903,101.40 : x
  2. Step 2: Convert to fraction form
    1,041,802.20/1,558,556.10 = 903,101.40/x
  3. Step 3: Cross multiply
    1,041,802.20x = 1,558,556.10 × 903,101.40
  4. Step 4: Simplify right side
    1,041,802.20x = 1,407,534,195,888.54
  5. Step 5: Solve for x
    x = 1,407,534,195,888.54/1,041,802.20
  6. Step 6: Final answer
    x = 1,351,057.04

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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.