Home / 1,556,533.77-2,147,924.07-903,109.17

Finding the Fourth Proportional to 1,556,533.77, 2,147,924.07 and 903,109.17

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Solution

The fourth proportional to 1,556,533.77, 2,147,924.07 and 903,109.17 is: 1,246,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,533.77 : 2,147,924.07 = 903,109.17 : x
  2. Step 2: Convert to fraction form
    1,556,533.77/2,147,924.07 = 903,109.17/x
  3. Step 3: Cross multiply
    1,556,533.77x = 2,147,924.07 × 903,109.17
  4. Step 4: Simplify right side
    1,556,533.77x = 1,939,809,924,080.72
  5. Step 5: Solve for x
    x = 1,939,809,924,080.72/1,556,533.77
  6. Step 6: Final answer
    x = 1,246,236.97

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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.