Finding the Fourth Proportional to 1,053,557.04, 1,580,587.08 and 343,585.68
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Solution
The fourth proportional to 1,053,557.04, 1,580,587.08 and 343,585.68 is: 515,460.55
Step by Step Solution
- Step 1: Write the proportion equation
1,053,557.04 : 1,580,587.08 = 343,585.68 : x - Step 2: Convert to fraction form
1,053,557.04/1,580,587.08 = 343,585.68/x - Step 3: Cross multiply
1,053,557.04x = 1,580,587.08 × 343,585.68 - Step 4: Simplify right side
1,053,557.04x = 543,067,086,681.01 - Step 5: Solve for x
x = 543,067,086,681.01/1,053,557.04 - Step 6: Final answer
x = 515,460.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.