Finding the Fourth Proportional to 1,577,295.63, 2,176,668.99 and 852,142.95
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Solution
The fourth proportional to 1,577,295.63, 2,176,668.99 and 852,142.95 is: 1,175,957.82
Step by Step Solution
- Step 1: Write the proportion equation
1,577,295.63 : 2,176,668.99 = 852,142.95 : x - Step 2: Convert to fraction form
1,577,295.63/2,176,668.99 = 852,142.95/x - Step 3: Cross multiply
1,577,295.63x = 2,176,668.99 × 852,142.95 - Step 4: Simplify right side
1,577,295.63x = 1,854,833,134,312.12 - Step 5: Solve for x
x = 1,854,833,134,312.12/1,577,295.63 - Step 6: Final answer
x = 1,175,957.82
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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.