Finding the Fourth Proportional to 1,564,046.80, 2,348,921.40 and 1,368,091.60
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Solution
The fourth proportional to 1,564,046.80, 2,348,921.40 and 1,368,091.60 is: 2,054,631.38
Step by Step Solution
- Step 1: Write the proportion equation
1,564,046.80 : 2,348,921.40 = 1,368,091.60 : x - Step 2: Convert to fraction form
1,564,046.80/2,348,921.40 = 1,368,091.60/x - Step 3: Cross multiply
1,564,046.80x = 2,348,921.40 × 1,368,091.60 - Step 4: Simplify right side
1,564,046.80x = 3,213,539,636,400.24 - Step 5: Solve for x
x = 3,213,539,636,400.24/1,564,046.80 - Step 6: Final answer
x = 2,054,631.38
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.