Finding the Fourth Proportional to 1,085,002.07, 1,497,690.36 and 740,591.49
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Solution
The fourth proportional to 1,085,002.07, 1,497,690.36 and 740,591.49 is: 1,022,280.75
Step by Step Solution
- Step 1: Write the proportion equation
1,085,002.07 : 1,497,690.36 = 740,591.49 : x - Step 2: Convert to fraction form
1,085,002.07/1,497,690.36 = 740,591.49/x - Step 3: Cross multiply
1,085,002.07x = 1,497,690.36 × 740,591.49 - Step 4: Simplify right side
1,085,002.07x = 1,109,176,735,271.04 - Step 5: Solve for x
x = 1,109,176,735,271.04/1,085,002.07 - Step 6: Final answer
x = 1,022,280.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.