Home / 1,277,316.07-1,762,738.73-696,570.97

Finding the Fourth Proportional to 1,277,316.07, 1,762,738.73 and 696,570.97

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Solution

The fourth proportional to 1,277,316.07, 1,762,738.73 and 696,570.97 is: 961,291.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,316.07 : 1,762,738.73 = 696,570.97 : x
  2. Step 2: Convert to fraction form
    1,277,316.07/1,762,738.73 = 696,570.97/x
  3. Step 3: Cross multiply
    1,277,316.07x = 1,762,738.73 × 696,570.97
  4. Step 4: Simplify right side
    1,277,316.07x = 1,227,872,627,012.67
  5. Step 5: Solve for x
    x = 1,227,872,627,012.67/1,277,316.07
  6. Step 6: Final answer
    x = 961,291.14

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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.