Home / 970,603.70-1,455,905.55-876,125.30

Finding the Fourth Proportional to 970,603.70, 1,455,905.55 and 876,125.30

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Solution

The fourth proportional to 970,603.70, 1,455,905.55 and 876,125.30 is: 1,314,187.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,603.70 : 1,455,905.55 = 876,125.30 : x
  2. Step 2: Convert to fraction form
    970,603.70/1,455,905.55 = 876,125.30/x
  3. Step 3: Cross multiply
    970,603.70x = 1,455,905.55 × 876,125.30
  4. Step 4: Simplify right side
    970,603.70x = 1,275,555,686,765.42
  5. Step 5: Solve for x
    x = 1,275,555,686,765.42/970,603.70
  6. Step 6: Final answer
    x = 1,314,187.95

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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.