Finding the Fourth Proportional to 1,024,112.70, 1,413,246.15 and 571,393.98
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Solution
The fourth proportional to 1,024,112.70, 1,413,246.15 and 571,393.98 is: 788,507.30
Step by Step Solution
- Step 1: Write the proportion equation
1,024,112.70 : 1,413,246.15 = 571,393.98 : x - Step 2: Convert to fraction form
1,024,112.70/1,413,246.15 = 571,393.98/x - Step 3: Cross multiply
1,024,112.70x = 1,413,246.15 × 571,393.98 - Step 4: Simplify right side
1,024,112.70x = 807,520,342,368.18 - Step 5: Solve for x
x = 807,520,342,368.18/1,024,112.70 - Step 6: Final answer
x = 788,507.30
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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.