Finding the Fourth Proportional to 4,516,455.30, 6,772,440.06 and 1,637,707.20
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Solution
The fourth proportional to 4,516,455.30, 6,772,440.06 and 1,637,707.20 is: 2,455,747.51
Step by Step Solution
- Step 1: Write the proportion equation
4,516,455.30 : 6,772,440.06 = 1,637,707.20 : x - Step 2: Convert to fraction form
4,516,455.30/6,772,440.06 = 1,637,707.20/x - Step 3: Cross multiply
4,516,455.30x = 6,772,440.06 × 1,637,707.20 - Step 4: Simplify right side
4,516,455.30x = 11,091,273,847,830.43 - Step 5: Solve for x
x = 11,091,273,847,830.43/4,516,455.30 - Step 6: Final answer
x = 2,455,747.51
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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.