Finding the Fourth Proportional to 1,718,083.22, 2,575,987.32 and 819,663.62
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Solution
The fourth proportional to 1,718,083.22, 2,575,987.32 and 819,663.62 is: 1,228,952.75
Step by Step Solution
- Step 1: Write the proportion equation
1,718,083.22 : 2,575,987.32 = 819,663.62 : x - Step 2: Convert to fraction form
1,718,083.22/2,575,987.32 = 819,663.62/x - Step 3: Cross multiply
1,718,083.22x = 2,575,987.32 × 819,663.62 - Step 4: Simplify right side
1,718,083.22x = 2,111,443,091,785.30 - Step 5: Solve for x
x = 2,111,443,091,785.30/1,718,083.22 - Step 6: Final answer
x = 1,228,952.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.