Home / 1,417,913.09-1,956,383.51-806,017.49

Finding the Fourth Proportional to 1,417,913.09, 1,956,383.51 and 806,017.49

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Solution

The fourth proportional to 1,417,913.09, 1,956,383.51 and 806,017.49 is: 1,112,112.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,913.09 : 1,956,383.51 = 806,017.49 : x
  2. Step 2: Convert to fraction form
    1,417,913.09/1,956,383.51 = 806,017.49/x
  3. Step 3: Cross multiply
    1,417,913.09x = 1,956,383.51 × 806,017.49
  4. Step 4: Simplify right side
    1,417,913.09x = 1,576,879,312,395.58
  5. Step 5: Solve for x
    x = 1,576,879,312,395.58/1,417,913.09
  6. Step 6: Final answer
    x = 1,112,112.82

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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.