Finding the Fourth Proportional to 1,159,838.62, 1,600,585.99 and 643,594.55
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Solution
The fourth proportional to 1,159,838.62, 1,600,585.99 and 643,594.55 is: 888,165.30
Step by Step Solution
- Step 1: Write the proportion equation
1,159,838.62 : 1,600,585.99 = 643,594.55 : x - Step 2: Convert to fraction form
1,159,838.62/1,600,585.99 = 643,594.55/x - Step 3: Cross multiply
1,159,838.62x = 1,600,585.99 × 643,594.55 - Step 4: Simplify right side
1,159,838.62x = 1,030,128,410,358.44 - Step 5: Solve for x
x = 1,030,128,410,358.44/1,159,838.62 - Step 6: Final answer
x = 888,165.30
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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.