Home / 1,134,638.10-1,699,660.80-706,860.90

Finding the Fourth Proportional to 1,134,638.10, 1,699,660.80 and 706,860.90

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Solution

The fourth proportional to 1,134,638.10, 1,699,660.80 and 706,860.90 is: 1,058,860.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,638.10 : 1,699,660.80 = 706,860.90 : x
  2. Step 2: Convert to fraction form
    1,134,638.10/1,699,660.80 = 706,860.90/x
  3. Step 3: Cross multiply
    1,134,638.10x = 1,699,660.80 × 706,860.90
  4. Step 4: Simplify right side
    1,134,638.10x = 1,201,423,762,782.72
  5. Step 5: Solve for x
    x = 1,201,423,762,782.72/1,134,638.10
  6. Step 6: Final answer
    x = 1,058,860.76

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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.