Finding the Fourth Proportional to 1,270,832.25, 1,753,748.52 and 697,881.99
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Solution
The fourth proportional to 1,270,832.25, 1,753,748.52 and 697,881.99 is: 963,077.15
Step by Step Solution
- Step 1: Write the proportion equation
1,270,832.25 : 1,753,748.52 = 697,881.99 : x - Step 2: Convert to fraction form
1,270,832.25/1,753,748.52 = 697,881.99/x - Step 3: Cross multiply
1,270,832.25x = 1,753,748.52 × 697,881.99 - Step 4: Simplify right side
1,270,832.25x = 1,223,909,507,097.15 - Step 5: Solve for x
x = 1,223,909,507,097.15/1,270,832.25 - Step 6: Final answer
x = 963,077.15
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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.