Finding the Fourth Proportional to 1,698,553.80, 2,343,736.62 and 973,261.98
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Solution
The fourth proportional to 1,698,553.80, 2,343,736.62 and 973,261.98 is: 1,342,948.19
Step by Step Solution
- Step 1: Write the proportion equation
1,698,553.80 : 2,343,736.62 = 973,261.98 : x - Step 2: Convert to fraction form
1,698,553.80/2,343,736.62 = 973,261.98/x - Step 3: Cross multiply
1,698,553.80x = 2,343,736.62 × 973,261.98 - Step 4: Simplify right side
1,698,553.80x = 2,281,069,743,379.71 - Step 5: Solve for x
x = 2,281,069,743,379.71/1,698,553.80 - Step 6: Final answer
x = 1,342,948.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.