Finding the Fourth Proportional to 1,910,967.12, 2,637,243.74 and 1,095,306.67
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Solution
The fourth proportional to 1,910,967.12, 2,637,243.74 and 1,095,306.67 is: 1,511,585.74
Step by Step Solution
- Step 1: Write the proportion equation
1,910,967.12 : 2,637,243.74 = 1,095,306.67 : x - Step 2: Convert to fraction form
1,910,967.12/2,637,243.74 = 1,095,306.67/x - Step 3: Cross multiply
1,910,967.12x = 2,637,243.74 × 1,095,306.67 - Step 4: Simplify right side
1,910,967.12x = 2,888,590,646,768.10 - Step 5: Solve for x
x = 2,888,590,646,768.10/1,910,967.12 - Step 6: Final answer
x = 1,511,585.74
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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.