Finding the Fourth Proportional to 1,596,332.16, 2,201,152.32 and 1,305,034.56
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Solution
The fourth proportional to 1,596,332.16, 2,201,152.32 and 1,305,034.56 is: 1,799,487.55
Step by Step Solution
- Step 1: Write the proportion equation
1,596,332.16 : 2,201,152.32 = 1,305,034.56 : x - Step 2: Convert to fraction form
1,596,332.16/2,201,152.32 = 1,305,034.56/x - Step 3: Cross multiply
1,596,332.16x = 2,201,152.32 × 1,305,034.56 - Step 4: Simplify right side
1,596,332.16x = 2,872,579,849,424.18 - Step 5: Solve for x
x = 2,872,579,849,424.18/1,596,332.16 - Step 6: Final answer
x = 1,799,487.55
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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.