Home / 1,570,350.54-2,166,930.71-881,865.86

Finding the Fourth Proportional to 1,570,350.54, 2,166,930.71 and 881,865.86

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Solution

The fourth proportional to 1,570,350.54, 2,166,930.71 and 881,865.86 is: 1,216,888.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,350.54 : 2,166,930.71 = 881,865.86 : x
  2. Step 2: Convert to fraction form
    1,570,350.54/2,166,930.71 = 881,865.86/x
  3. Step 3: Cross multiply
    1,570,350.54x = 2,166,930.71 × 881,865.86
  4. Step 4: Simplify right side
    1,570,350.54x = 1,910,942,198,890.58
  5. Step 5: Solve for x
    x = 1,910,942,198,890.58/1,570,350.54
  6. Step 6: Final answer
    x = 1,216,888.94

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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.