Finding the Fourth Proportional to 1,557,026.08, 2,148,695.04 and 841,634.08
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Solution
The fourth proportional to 1,557,026.08, 2,148,695.04 and 841,634.08 is: 1,161,454.52
Step by Step Solution
- Step 1: Write the proportion equation
1,557,026.08 : 2,148,695.04 = 841,634.08 : x - Step 2: Convert to fraction form
1,557,026.08/2,148,695.04 = 841,634.08/x - Step 3: Cross multiply
1,557,026.08x = 2,148,695.04 × 841,634.08 - Step 4: Simplify right side
1,557,026.08x = 1,808,414,973,190.96 - Step 5: Solve for x
x = 1,808,414,973,190.96/1,557,026.08 - Step 6: Final answer
x = 1,161,454.52
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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.