Finding the Fourth Proportional to 2,545,303.39, 3,512,428.93 and 1,399,374.92
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Solution
The fourth proportional to 2,545,303.39, 3,512,428.93 and 1,399,374.92 is: 1,931,088.05
Step by Step Solution
- Step 1: Write the proportion equation
2,545,303.39 : 3,512,428.93 = 1,399,374.92 : x - Step 2: Convert to fraction form
2,545,303.39/3,512,428.93 = 1,399,374.92/x - Step 3: Cross multiply
2,545,303.39x = 3,512,428.93 × 1,399,374.92 - Step 4: Simplify right side
2,545,303.39x = 4,915,204,952,924.44 - Step 5: Solve for x
x = 4,915,204,952,924.44/2,545,303.39 - Step 6: Final answer
x = 1,931,088.05
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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.