Finding the Fourth Proportional to 1,270,122.48, 1,752,774.66 and 697,167.36
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Solution
The fourth proportional to 1,270,122.48, 1,752,774.66 and 697,167.36 is: 962,094.05
Step by Step Solution
- Step 1: Write the proportion equation
1,270,122.48 : 1,752,774.66 = 697,167.36 : x - Step 2: Convert to fraction form
1,270,122.48/1,752,774.66 = 697,167.36/x - Step 3: Cross multiply
1,270,122.48x = 1,752,774.66 × 697,167.36 - Step 4: Simplify right side
1,270,122.48x = 1,221,977,282,387.10 - Step 5: Solve for x
x = 1,221,977,282,387.10/1,270,122.48 - Step 6: Final answer
x = 962,094.05
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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.