Finding the Fourth Proportional to 2,378,803.66, 3,282,752.30 and 1,291,075.26
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Solution
The fourth proportional to 2,378,803.66, 3,282,752.30 and 1,291,075.26 is: 1,781,685.61
Step by Step Solution
- Step 1: Write the proportion equation
2,378,803.66 : 3,282,752.30 = 1,291,075.26 : x - Step 2: Convert to fraction form
2,378,803.66/3,282,752.30 = 1,291,075.26/x - Step 3: Cross multiply
2,378,803.66x = 3,282,752.30 × 1,291,075.26 - Step 4: Simplify right side
2,378,803.66x = 4,238,280,256,368.96 - Step 5: Solve for x
x = 4,238,280,256,368.96/2,378,803.66 - Step 6: Final answer
x = 1,781,685.61
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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.