Finding the Fourth Proportional to 5,386,028.20, 8,075,024.70 and 3,255,663.40
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Solution
The fourth proportional to 5,386,028.20, 8,075,024.70 and 3,255,663.40 is: 4,881,066.60
Step by Step Solution
- Step 1: Write the proportion equation
5,386,028.20 : 8,075,024.70 = 3,255,663.40 : x - Step 2: Convert to fraction form
5,386,028.20/8,075,024.70 = 3,255,663.40/x - Step 3: Cross multiply
5,386,028.20x = 8,075,024.70 × 3,255,663.40 - Step 4: Simplify right side
5,386,028.20x = 26,289,562,369,885.98 - Step 5: Solve for x
x = 26,289,562,369,885.98/5,386,028.20 - Step 6: Final answer
x = 4,881,066.60
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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.