Home / 1,242,393.47-1,714,480.37-691,106.47

Finding the Fourth Proportional to 1,242,393.47, 1,714,480.37 and 691,106.47

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Solution

The fourth proportional to 1,242,393.47, 1,714,480.37 and 691,106.47 is: 953,714.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,393.47 : 1,714,480.37 = 691,106.47 : x
  2. Step 2: Convert to fraction form
    1,242,393.47/1,714,480.37 = 691,106.47/x
  3. Step 3: Cross multiply
    1,242,393.47x = 1,714,480.37 × 691,106.47
  4. Step 4: Simplify right side
    1,242,393.47x = 1,184,888,468,347.99
  5. Step 5: Solve for x
    x = 1,184,888,468,347.99/1,242,393.47
  6. Step 6: Final answer
    x = 953,714.34

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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.