Home / 1,191,984.70-1,788,772.05-433,825.95

Finding the Fourth Proportional to 1,191,984.70, 1,788,772.05 and 433,825.95

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Solution

The fourth proportional to 1,191,984.70, 1,788,772.05 and 433,825.95 is: 651,028.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,984.70 : 1,788,772.05 = 433,825.95 : x
  2. Step 2: Convert to fraction form
    1,191,984.70/1,788,772.05 = 433,825.95/x
  3. Step 3: Cross multiply
    1,191,984.70x = 1,788,772.05 × 433,825.95
  4. Step 4: Simplify right side
    1,191,984.70x = 776,015,736,821.81
  5. Step 5: Solve for x
    x = 776,015,736,821.81/1,191,984.70
  6. Step 6: Final answer
    x = 651,028.27

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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.