Home / 1,100,843.05-1,518,518.23-692,296.87

Finding the Fourth Proportional to 1,100,843.05, 1,518,518.23 and 692,296.87

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Solution

The fourth proportional to 1,100,843.05, 1,518,518.23 and 692,296.87 is: 954,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,843.05 : 1,518,518.23 = 692,296.87 : x
  2. Step 2: Convert to fraction form
    1,100,843.05/1,518,518.23 = 692,296.87/x
  3. Step 3: Cross multiply
    1,100,843.05x = 1,518,518.23 × 692,296.87
  4. Step 4: Simplify right side
    1,100,843.05x = 1,051,265,417,666.94
  5. Step 5: Solve for x
    x = 1,051,265,417,666.94/1,100,843.05
  6. Step 6: Final answer
    x = 954,963.94

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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.