Finding the Fourth Proportional to 2,209,303.36, 3,048,809.60 and 1,242,433.36
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Solution
The fourth proportional to 2,209,303.36, 3,048,809.60 and 1,242,433.36 is: 1,714,541.71
Step by Step Solution
- Step 1: Write the proportion equation
2,209,303.36 : 3,048,809.60 = 1,242,433.36 : x - Step 2: Convert to fraction form
2,209,303.36/3,048,809.60 = 1,242,433.36/x - Step 3: Cross multiply
2,209,303.36x = 3,048,809.60 × 1,242,433.36 - Step 4: Simplify right side
2,209,303.36x = 3,787,942,755,328.26 - Step 5: Solve for x
x = 3,787,942,755,328.26/2,209,303.36 - Step 6: Final answer
x = 1,714,541.71
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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.