Finding the Fourth Proportional to 1,881,216.09, 2,596,085.64 and 1,021,790.70
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Solution
The fourth proportional to 1,881,216.09, 2,596,085.64 and 1,021,790.70 is: 1,410,075.20
Step by Step Solution
- Step 1: Write the proportion equation
1,881,216.09 : 2,596,085.64 = 1,021,790.70 : x - Step 2: Convert to fraction form
1,881,216.09/2,596,085.64 = 1,021,790.70/x - Step 3: Cross multiply
1,881,216.09x = 2,596,085.64 × 1,021,790.70 - Step 4: Simplify right side
1,881,216.09x = 2,652,656,163,355.55 - Step 5: Solve for x
x = 2,652,656,163,355.55/1,881,216.09 - Step 6: Final answer
x = 1,410,075.20
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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.