Home / 1,257,698.34-1,883,797.96-972,639.29

Finding the Fourth Proportional to 1,257,698.34, 1,883,797.96 and 972,639.29

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Solution

The fourth proportional to 1,257,698.34, 1,883,797.96 and 972,639.29 is: 1,456,832.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,698.34 : 1,883,797.96 = 972,639.29 : x
  2. Step 2: Convert to fraction form
    1,257,698.34/1,883,797.96 = 972,639.29/x
  3. Step 3: Cross multiply
    1,257,698.34x = 1,883,797.96 × 972,639.29
  4. Step 4: Simplify right side
    1,257,698.34x = 1,832,255,896,035.66
  5. Step 5: Solve for x
    x = 1,832,255,896,035.66/1,257,698.34
  6. Step 6: Final answer
    x = 1,456,832.57

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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.