Finding the Fourth Proportional to 3,130,071.04, 4,696,851.04 and 1,690,725.44
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Solution
The fourth proportional to 3,130,071.04, 4,696,851.04 and 1,690,725.44 is: 2,537,030.45
Step by Step Solution
- Step 1: Write the proportion equation
3,130,071.04 : 4,696,851.04 = 1,690,725.44 : x - Step 2: Convert to fraction form
3,130,071.04/4,696,851.04 = 1,690,725.44/x - Step 3: Cross multiply
3,130,071.04x = 4,696,851.04 × 1,690,725.44 - Step 4: Simplify right side
3,130,071.04x = 7,941,085,541,218.46 - Step 5: Solve for x
x = 7,941,085,541,218.46/3,130,071.04 - Step 6: Final answer
x = 2,537,030.45
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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.