Finding the Fourth Proportional to 1,153,495.12, 1,580,261.93 and 1,110,368.64
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Solution
The fourth proportional to 1,153,495.12, 1,580,261.93 and 1,110,368.64 is: 1,521,179.64
Step by Step Solution
- Step 1: Write the proportion equation
1,153,495.12 : 1,580,261.93 = 1,110,368.64 : x - Step 2: Convert to fraction form
1,153,495.12/1,580,261.93 = 1,110,368.64/x - Step 3: Cross multiply
1,153,495.12x = 1,580,261.93 × 1,110,368.64 - Step 4: Simplify right side
1,153,495.12x = 1,754,673,290,057.88 - Step 5: Solve for x
x = 1,754,673,290,057.88/1,153,495.12 - Step 6: Final answer
x = 1,521,179.64
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.