Home / 1,762,040.58-2,431,420.98-977,086.76

Finding the Fourth Proportional to 1,762,040.58, 2,431,420.98 and 977,086.76

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Solution

The fourth proportional to 1,762,040.58, 2,431,420.98 and 977,086.76 is: 1,348,271.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,040.58 : 2,431,420.98 = 977,086.76 : x
  2. Step 2: Convert to fraction form
    1,762,040.58/2,431,420.98 = 977,086.76/x
  3. Step 3: Cross multiply
    1,762,040.58x = 2,431,420.98 × 977,086.76
  4. Step 4: Simplify right side
    1,762,040.58x = 2,375,709,247,544.22
  5. Step 5: Solve for x
    x = 2,375,709,247,544.22/1,762,040.58
  6. Step 6: Final answer
    x = 1,348,271.59

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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.