Home / 1,239,873.48-1,858,035.71-706,292.06

Finding the Fourth Proportional to 1,239,873.48, 1,858,035.71 and 706,292.06

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Solution

The fourth proportional to 1,239,873.48, 1,858,035.71 and 706,292.06 is: 1,058,427.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,873.48 : 1,858,035.71 = 706,292.06 : x
  2. Step 2: Convert to fraction form
    1,239,873.48/1,858,035.71 = 706,292.06/x
  3. Step 3: Cross multiply
    1,239,873.48x = 1,858,035.71 × 706,292.06
  4. Step 4: Simplify right side
    1,239,873.48x = 1,312,315,861,645.01
  5. Step 5: Solve for x
    x = 1,312,315,861,645.01/1,239,873.48
  6. Step 6: Final answer
    x = 1,058,427.24

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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.