Home / 1,282,041.09-1,922,207.40-705,935.75

Finding the Fourth Proportional to 1,282,041.09, 1,922,207.40 and 705,935.75

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Solution

The fourth proportional to 1,282,041.09, 1,922,207.40 and 705,935.75 is: 1,058,433.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,041.09 : 1,922,207.40 = 705,935.75 : x
  2. Step 2: Convert to fraction form
    1,282,041.09/1,922,207.40 = 705,935.75/x
  3. Step 3: Cross multiply
    1,282,041.09x = 1,922,207.40 × 705,935.75
  4. Step 4: Simplify right side
    1,282,041.09x = 1,356,954,912,963.51
  5. Step 5: Solve for x
    x = 1,356,954,912,963.51/1,282,041.09
  6. Step 6: Final answer
    x = 1,058,433.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.