Finding the Fourth Proportional to 1,721,952.69, 2,375,305.20 and 1,076,252.28
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Solution
The fourth proportional to 1,721,952.69, 2,375,305.20 and 1,076,252.28 is: 1,484,609.68
Step by Step Solution
- Step 1: Write the proportion equation
1,721,952.69 : 2,375,305.20 = 1,076,252.28 : x - Step 2: Convert to fraction form
1,721,952.69/2,375,305.20 = 1,076,252.28/x - Step 3: Cross multiply
1,721,952.69x = 2,375,305.20 × 1,076,252.28 - Step 4: Simplify right side
1,721,952.69x = 2,556,427,637,195.86 - Step 5: Solve for x
x = 2,556,427,637,195.86/1,721,952.69 - Step 6: Final answer
x = 1,484,609.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.