Finding the Fourth Proportional to 4,012,685.60, 6,017,763.98 and 1,316,382.48
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Solution
The fourth proportional to 4,012,685.60, 6,017,763.98 and 1,316,382.48 is: 1,974,158.92
Step by Step Solution
- Step 1: Write the proportion equation
4,012,685.60 : 6,017,763.98 = 1,316,382.48 : x - Step 2: Convert to fraction form
4,012,685.60/6,017,763.98 = 1,316,382.48/x - Step 3: Cross multiply
4,012,685.60x = 6,017,763.98 × 1,316,382.48 - Step 4: Simplify right side
4,012,685.60x = 7,921,679,075,338.03 - Step 5: Solve for x
x = 7,921,679,075,338.03/4,012,685.60 - Step 6: Final answer
x = 1,974,158.92
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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.