Home / 1,623,566.19-2,240,243.01-1,042,917.69

Finding the Fourth Proportional to 1,623,566.19, 2,240,243.01 and 1,042,917.69

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Solution

The fourth proportional to 1,623,566.19, 2,240,243.01 and 1,042,917.69 is: 1,439,047.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,566.19 : 2,240,243.01 = 1,042,917.69 : x
  2. Step 2: Convert to fraction form
    1,623,566.19/2,240,243.01 = 1,042,917.69/x
  3. Step 3: Cross multiply
    1,623,566.19x = 2,240,243.01 × 1,042,917.69
  4. Step 4: Simplify right side
    1,623,566.19x = 2,336,389,065,027.85
  5. Step 5: Solve for x
    x = 2,336,389,065,027.85/1,623,566.19
  6. Step 6: Final answer
    x = 1,439,047.62

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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.