Finding the Fourth Proportional to 1,270,829.25, 1,753,744.37 and 697,878.99
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Solution
The fourth proportional to 1,270,829.25, 1,753,744.37 and 697,878.99 is: 963,073.01
Step by Step Solution
- Step 1: Write the proportion equation
1,270,829.25 : 1,753,744.37 = 697,878.99 : x - Step 2: Convert to fraction form
1,270,829.25/1,753,744.37 = 697,878.99/x - Step 3: Cross multiply
1,270,829.25x = 1,753,744.37 × 697,878.99 - Step 4: Simplify right side
1,270,829.25x = 1,223,901,346,164.39 - Step 5: Solve for x
x = 1,223,901,346,164.39/1,270,829.25 - Step 6: Final answer
x = 963,073.01
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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.