Finding the Fourth Proportional to 1,054,804.68, 1,582,032.06 and 380,756.70
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Solution
The fourth proportional to 1,054,804.68, 1,582,032.06 and 380,756.70 is: 571,071.89
Step by Step Solution
- Step 1: Write the proportion equation
1,054,804.68 : 1,582,032.06 = 380,756.70 : x - Step 2: Convert to fraction form
1,054,804.68/1,582,032.06 = 380,756.70/x - Step 3: Cross multiply
1,054,804.68x = 1,582,032.06 × 380,756.70 - Step 4: Simplify right side
1,054,804.68x = 602,369,306,459.80 - Step 5: Solve for x
x = 602,369,306,459.80/1,054,804.68 - Step 6: Final answer
x = 571,071.89
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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.