Home / 1,270,111.70-1,754,208.84-836,467.53

Finding the Fourth Proportional to 1,270,111.70, 1,754,208.84 and 836,467.53

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Solution

The fourth proportional to 1,270,111.70, 1,754,208.84 and 836,467.53 is: 1,155,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,111.70 : 1,754,208.84 = 836,467.53 : x
  2. Step 2: Convert to fraction form
    1,270,111.70/1,754,208.84 = 836,467.53/x
  3. Step 3: Cross multiply
    1,270,111.70x = 1,754,208.84 × 836,467.53
  4. Step 4: Simplify right side
    1,270,111.70x = 1,467,338,731,316.63
  5. Step 5: Solve for x
    x = 1,467,338,731,316.63/1,270,111.70
  6. Step 6: Final answer
    x = 1,155,283.22

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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.