Finding the Fourth Proportional to 1,398,531.70, 1,929,275.04 and 882,924.58
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Solution
The fourth proportional to 1,398,531.70, 1,929,275.04 and 882,924.58 is: 1,217,994.81
Step by Step Solution
- Step 1: Write the proportion equation
1,398,531.70 : 1,929,275.04 = 882,924.58 : x - Step 2: Convert to fraction form
1,398,531.70/1,929,275.04 = 882,924.58/x - Step 3: Cross multiply
1,398,531.70x = 1,929,275.04 × 882,924.58 - Step 4: Simplify right side
1,398,531.70x = 1,703,404,354,396.48 - Step 5: Solve for x
x = 1,703,404,354,396.48/1,398,531.70 - Step 6: Final answer
x = 1,217,994.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.