Finding the Fourth Proportional to 1,095,159.68, 1,638,742.98 and 646,095.68
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Solution
The fourth proportional to 1,095,159.68, 1,638,742.98 and 646,095.68 is: 966,785.74
Step by Step Solution
- Step 1: Write the proportion equation
1,095,159.68 : 1,638,742.98 = 646,095.68 : x - Step 2: Convert to fraction form
1,095,159.68/1,638,742.98 = 646,095.68/x - Step 3: Cross multiply
1,095,159.68x = 1,638,742.98 × 646,095.68 - Step 4: Simplify right side
1,095,159.68x = 1,058,784,760,008.33 - Step 5: Solve for x
x = 1,058,784,760,008.33/1,095,159.68 - Step 6: Final answer
x = 966,785.74
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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.