Finding the Fourth Proportional to 1,643,809.04, 2,465,958.63 and 506,476.09
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Solution
The fourth proportional to 1,643,809.04, 2,465,958.63 and 506,476.09 is: 759,789.65
Step by Step Solution
- Step 1: Write the proportion equation
1,643,809.04 : 2,465,958.63 = 506,476.09 : x - Step 2: Convert to fraction form
1,643,809.04/2,465,958.63 = 506,476.09/x - Step 3: Cross multiply
1,643,809.04x = 2,465,958.63 × 506,476.09 - Step 4: Simplify right side
1,643,809.04x = 1,248,949,090,005.89 - Step 5: Solve for x
x = 1,248,949,090,005.89/1,643,809.04 - Step 6: Final answer
x = 759,789.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.