Home / 1,176,128.60-1,643,029-1,176,128.60

Finding the Fourth Proportional to 1,176,128.60, 1,643,029 and 1,176,128.60

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Solution

The fourth proportional to 1,176,128.60, 1,643,029 and 1,176,128.60 is: 1,643,029

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,128.60 : 1,643,029 = 1,176,128.60 : x
  2. Step 2: Convert to fraction form
    1,176,128.60/1,643,029 = 1,176,128.60/x
  3. Step 3: Cross multiply
    1,176,128.60x = 1,643,029 × 1,176,128.60
  4. Step 4: Simplify right side
    1,176,128.60x = 1,932,413,397,529.40
  5. Step 5: Solve for x
    x = 1,932,413,397,529.40/1,176,128.60
  6. Step 6: Final answer
    x = 1,643,029

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.