Home / 1,314,954.63-1,970,785.38-706,247.07

Finding the Fourth Proportional to 1,314,954.63, 1,970,785.38 and 706,247.07

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Solution

The fourth proportional to 1,314,954.63, 1,970,785.38 and 706,247.07 is: 1,058,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,954.63 : 1,970,785.38 = 706,247.07 : x
  2. Step 2: Convert to fraction form
    1,314,954.63/1,970,785.38 = 706,247.07/x
  3. Step 3: Cross multiply
    1,314,954.63x = 1,970,785.38 × 706,247.07
  4. Step 4: Simplify right side
    1,314,954.63x = 1,391,861,400,223.84
  5. Step 5: Solve for x
    x = 1,391,861,400,223.84/1,314,954.63
  6. Step 6: Final answer
    x = 1,058,486.25

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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.