Finding the Fourth Proportional to 1,974,143.52, 2,962,394.64 and 1,813,528.80
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Solution
The fourth proportional to 1,974,143.52, 2,962,394.64 and 1,813,528.80 is: 2,721,376.61
Step by Step Solution
- Step 1: Write the proportion equation
1,974,143.52 : 2,962,394.64 = 1,813,528.80 : x - Step 2: Convert to fraction form
1,974,143.52/2,962,394.64 = 1,813,528.80/x - Step 3: Cross multiply
1,974,143.52x = 2,962,394.64 × 1,813,528.80 - Step 4: Simplify right side
1,974,143.52x = 5,372,387,996,605.63 - Step 5: Solve for x
x = 5,372,387,996,605.63/1,974,143.52 - Step 6: Final answer
x = 2,721,376.61
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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.