Home / 1,830,836.07-2,745,878.72-693,205.79

Finding the Fourth Proportional to 1,830,836.07, 2,745,878.72 and 693,205.79

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Solution

The fourth proportional to 1,830,836.07, 2,745,878.72 and 693,205.79 is: 1,039,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830,836.07 : 2,745,878.72 = 693,205.79 : x
  2. Step 2: Convert to fraction form
    1,830,836.07/2,745,878.72 = 693,205.79/x
  3. Step 3: Cross multiply
    1,830,836.07x = 2,745,878.72 × 693,205.79
  4. Step 4: Simplify right side
    1,830,836.07x = 1,903,459,010,146.37
  5. Step 5: Solve for x
    x = 1,903,459,010,146.37/1,830,836.07
  6. Step 6: Final answer
    x = 1,039,666.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.