Home / 1,236,295.13-1,705,699.91-692,357.45

Finding the Fourth Proportional to 1,236,295.13, 1,705,699.91 and 692,357.45

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Solution

The fourth proportional to 1,236,295.13, 1,705,699.91 and 692,357.45 is: 955,236.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,295.13 : 1,705,699.91 = 692,357.45 : x
  2. Step 2: Convert to fraction form
    1,236,295.13/1,705,699.91 = 692,357.45/x
  3. Step 3: Cross multiply
    1,236,295.13x = 1,705,699.91 × 692,357.45
  4. Step 4: Simplify right side
    1,236,295.13x = 1,180,954,036,691.04
  5. Step 5: Solve for x
    x = 1,180,954,036,691.04/1,236,295.13
  6. Step 6: Final answer
    x = 955,236.34

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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.