Home / 1,257,777.56-1,735,775.26-706,589.98

Finding the Fourth Proportional to 1,257,777.56, 1,735,775.26 and 706,589.98

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Solution

The fourth proportional to 1,257,777.56, 1,735,775.26 and 706,589.98 is: 975,117.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,777.56 : 1,735,775.26 = 706,589.98 : x
  2. Step 2: Convert to fraction form
    1,257,777.56/1,735,775.26 = 706,589.98/x
  3. Step 3: Cross multiply
    1,257,777.56x = 1,735,775.26 × 706,589.98
  4. Step 4: Simplify right side
    1,257,777.56x = 1,226,481,406,247.89
  5. Step 5: Solve for x
    x = 1,226,481,406,247.89/1,257,777.56
  6. Step 6: Final answer
    x = 975,117.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.