Finding the Fourth Proportional to 1,718,319.60, 2,580,233.40 and 1,366,261.20
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Solution
The fourth proportional to 1,718,319.60, 2,580,233.40 and 1,366,261.20 is: 2,051,581.55
Step by Step Solution
- Step 1: Write the proportion equation
1,718,319.60 : 2,580,233.40 = 1,366,261.20 : x - Step 2: Convert to fraction form
1,718,319.60/2,580,233.40 = 1,366,261.20/x - Step 3: Cross multiply
1,718,319.60x = 2,580,233.40 × 1,366,261.20 - Step 4: Simplify right side
1,718,319.60x = 3,525,272,781,364.08 - Step 5: Solve for x
x = 3,525,272,781,364.08/1,718,319.60 - Step 6: Final answer
x = 2,051,581.55
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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.