Finding the Fourth Proportional to 4,092,573.81, 6,137,813.22 and 1,213,267.31
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Solution
The fourth proportional to 4,092,573.81, 6,137,813.22 and 1,213,267.31 is: 1,819,590.43
Step by Step Solution
- Step 1: Write the proportion equation
4,092,573.81 : 6,137,813.22 = 1,213,267.31 : x - Step 2: Convert to fraction form
4,092,573.81/6,137,813.22 = 1,213,267.31/x - Step 3: Cross multiply
4,092,573.81x = 6,137,813.22 × 1,213,267.31 - Step 4: Simplify right side
4,092,573.81x = 7,446,808,132,726.40 - Step 5: Solve for x
x = 7,446,808,132,726.40/4,092,573.81 - Step 6: Final answer
x = 1,819,590.43
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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.