Home / 1,975,112.84-2,962,570.14-695,783.72

Finding the Fourth Proportional to 1,975,112.84, 2,962,570.14 and 695,783.72

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Solution

The fourth proportional to 1,975,112.84, 2,962,570.14 and 695,783.72 is: 1,043,640.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,112.84 : 2,962,570.14 = 695,783.72 : x
  2. Step 2: Convert to fraction form
    1,975,112.84/2,962,570.14 = 695,783.72/x
  3. Step 3: Cross multiply
    1,975,112.84x = 2,962,570.14 × 695,783.72
  4. Step 4: Simplify right side
    1,975,112.84x = 2,061,308,072,770.12
  5. Step 5: Solve for x
    x = 2,061,308,072,770.12/1,975,112.84
  6. Step 6: Final answer
    x = 1,043,640.66

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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.