Home / 1,256,970.39-1,734,655.32-684,046.86

Finding the Fourth Proportional to 1,256,970.39, 1,734,655.32 and 684,046.86

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Solution

The fourth proportional to 1,256,970.39, 1,734,655.32 and 684,046.86 is: 944,004.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,970.39 : 1,734,655.32 = 684,046.86 : x
  2. Step 2: Convert to fraction form
    1,256,970.39/1,734,655.32 = 684,046.86/x
  3. Step 3: Cross multiply
    1,256,970.39x = 1,734,655.32 × 684,046.86
  4. Step 4: Simplify right side
    1,256,970.39x = 1,186,585,524,828.30
  5. Step 5: Solve for x
    x = 1,186,585,524,828.30/1,256,970.39
  6. Step 6: Final answer
    x = 944,004.36

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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.