Home / 1,176,018.40-1,622,708.64-692,679.80

Finding the Fourth Proportional to 1,176,018.40, 1,622,708.64 and 692,679.80

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Solution

The fourth proportional to 1,176,018.40, 1,622,708.64 and 692,679.80 is: 955,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,018.40 : 1,622,708.64 = 692,679.80 : x
  2. Step 2: Convert to fraction form
    1,176,018.40/1,622,708.64 = 692,679.80/x
  3. Step 3: Cross multiply
    1,176,018.40x = 1,622,708.64 × 692,679.80
  4. Step 4: Simplify right side
    1,176,018.40x = 1,124,017,500,270.24
  5. Step 5: Solve for x
    x = 1,124,017,500,270.24/1,176,018.40
  6. Step 6: Final answer
    x = 955,782.24

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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.