Finding the Fourth Proportional to 1,772,154.96, 2,444,845.68 and 1,314,395.76
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Solution
The fourth proportional to 1,772,154.96, 2,444,845.68 and 1,314,395.76 is: 1,813,326.07
Step by Step Solution
- Step 1: Write the proportion equation
1,772,154.96 : 2,444,845.68 = 1,314,395.76 : x - Step 2: Convert to fraction form
1,772,154.96/2,444,845.68 = 1,314,395.76/x - Step 3: Cross multiply
1,772,154.96x = 2,444,845.68 × 1,314,395.76 - Step 4: Simplify right side
1,772,154.96x = 3,213,494,795,646.32 - Step 5: Solve for x
x = 3,213,494,795,646.32/1,772,154.96 - Step 6: Final answer
x = 1,813,326.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.