Home / 2,106,711.19-2,906,434.25-1,223,510.00

Finding the Fourth Proportional to 2,106,711.19, 2,906,434.25 and 1,223,510.00

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Solution

The fourth proportional to 2,106,711.19, 2,906,434.25 and 1,223,510.00 is: 1,687,963.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,711.19 : 2,906,434.25 = 1,223,510.00 : x
  2. Step 2: Convert to fraction form
    2,106,711.19/2,906,434.25 = 1,223,510.00/x
  3. Step 3: Cross multiply
    2,106,711.19x = 2,906,434.25 × 1,223,510.00
  4. Step 4: Simplify right side
    2,106,711.19x = 3,556,051,364,556.94
  5. Step 5: Solve for x
    x = 3,556,051,364,556.94/2,106,711.19
  6. Step 6: Final answer
    x = 1,687,963.39

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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.