Finding the Fourth Proportional to 1,838,631.49, 2,536,274.70 and 1,103,397.73
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Solution
The fourth proportional to 1,838,631.49, 2,536,274.70 and 1,103,397.73 is: 1,522,066.69
Step by Step Solution
- Step 1: Write the proportion equation
1,838,631.49 : 2,536,274.70 = 1,103,397.73 : x - Step 2: Convert to fraction form
1,838,631.49/2,536,274.70 = 1,103,397.73/x - Step 3: Cross multiply
1,838,631.49x = 2,536,274.70 × 1,103,397.73 - Step 4: Simplify right side
1,838,631.49x = 2,798,519,746,636.43 - Step 5: Solve for x
x = 2,798,519,746,636.43/1,838,631.49 - Step 6: Final answer
x = 1,522,066.69
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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.