Home / 1,570,313.25-2,166,977.70-959,488.47

Finding the Fourth Proportional to 1,570,313.25, 2,166,977.70 and 959,488.47

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Solution

The fourth proportional to 1,570,313.25, 2,166,977.70 and 959,488.47 is: 1,324,060.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,313.25 : 2,166,977.70 = 959,488.47 : x
  2. Step 2: Convert to fraction form
    1,570,313.25/2,166,977.70 = 959,488.47/x
  3. Step 3: Cross multiply
    1,570,313.25x = 2,166,977.70 × 959,488.47
  4. Step 4: Simplify right side
    1,570,313.25x = 2,079,190,117,897.12
  5. Step 5: Solve for x
    x = 2,079,190,117,897.12/1,570,313.25
  6. Step 6: Final answer
    x = 1,324,060.74

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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.