Finding the Fourth Proportional to 1,582,715.90, 2,183,860.35 and 885,009.30
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Solution
The fourth proportional to 1,582,715.90, 2,183,860.35 and 885,009.30 is: 1,221,152.02
Step by Step Solution
- Step 1: Write the proportion equation
1,582,715.90 : 2,183,860.35 = 885,009.30 : x - Step 2: Convert to fraction form
1,582,715.90/2,183,860.35 = 885,009.30/x - Step 3: Cross multiply
1,582,715.90x = 2,183,860.35 × 885,009.30 - Step 4: Simplify right side
1,582,715.90x = 1,932,736,719,651.26 - Step 5: Solve for x
x = 1,932,736,719,651.26/1,582,715.90 - Step 6: Final answer
x = 1,221,152.02
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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.