Home / 1,314,950.43-1,970,779.11-706,242.87

Finding the Fourth Proportional to 1,314,950.43, 1,970,779.11 and 706,242.87

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Solution

The fourth proportional to 1,314,950.43, 1,970,779.11 and 706,242.87 is: 1,058,479.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,950.43 : 1,970,779.11 = 706,242.87 : x
  2. Step 2: Convert to fraction form
    1,314,950.43/1,970,779.11 = 706,242.87/x
  3. Step 3: Cross multiply
    1,314,950.43x = 1,970,779.11 × 706,242.87
  4. Step 4: Simplify right side
    1,314,950.43x = 1,391,848,694,782.45
  5. Step 5: Solve for x
    x = 1,391,848,694,782.45/1,314,950.43
  6. Step 6: Final answer
    x = 1,058,479.97

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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.