Finding the Fourth Proportional to 1,751,376.52, 2,416,844.82 and 987,419.08
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Solution
The fourth proportional to 1,751,376.52, 2,416,844.82 and 987,419.08 is: 1,362,607.45
Step by Step Solution
- Step 1: Write the proportion equation
1,751,376.52 : 2,416,844.82 = 987,419.08 : x - Step 2: Convert to fraction form
1,751,376.52/2,416,844.82 = 987,419.08/x - Step 3: Cross multiply
1,751,376.52x = 2,416,844.82 × 987,419.08 - Step 4: Simplify right side
1,751,376.52x = 2,386,438,688,667.17 - Step 5: Solve for x
x = 2,386,438,688,667.17/1,751,376.52 - Step 6: Final answer
x = 1,362,607.45
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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.