Finding the Fourth Proportional to 1,370,444.16, 1,891,929.24 and 854,355.36
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Solution
The fourth proportional to 1,370,444.16, 1,891,929.24 and 854,355.36 is: 1,179,456.95
Step by Step Solution
- Step 1: Write the proportion equation
1,370,444.16 : 1,891,929.24 = 854,355.36 : x - Step 2: Convert to fraction form
1,370,444.16/1,891,929.24 = 854,355.36/x - Step 3: Cross multiply
1,370,444.16x = 1,891,929.24 × 854,355.36 - Step 4: Simplify right side
1,370,444.16x = 1,616,379,886,934.73 - Step 5: Solve for x
x = 1,616,379,886,934.73/1,370,444.16 - Step 6: Final answer
x = 1,179,456.95
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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.