Home / 977,262.54-1,464,272.49-691,536.45

Finding the Fourth Proportional to 977,262.54, 1,464,272.49 and 691,536.45

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Solution

The fourth proportional to 977,262.54, 1,464,272.49 and 691,536.45 is: 1,036,157.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,262.54 : 1,464,272.49 = 691,536.45 : x
  2. Step 2: Convert to fraction form
    977,262.54/1,464,272.49 = 691,536.45/x
  3. Step 3: Cross multiply
    977,262.54x = 1,464,272.49 × 691,536.45
  4. Step 4: Simplify right side
    977,262.54x = 1,012,597,799,567.26
  5. Step 5: Solve for x
    x = 1,012,597,799,567.26/977,262.54
  6. Step 6: Final answer
    x = 1,036,157.39

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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.