Finding the Fourth Proportional to 4,824,324.57, 6,657,663.12 and 2,648,848.69
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Solution
The fourth proportional to 4,824,324.57, 6,657,663.12 and 2,648,848.69 is: 3,655,463.47
Step by Step Solution
- Step 1: Write the proportion equation
4,824,324.57 : 6,657,663.12 = 2,648,848.69 : x - Step 2: Convert to fraction form
4,824,324.57/6,657,663.12 = 2,648,848.69/x - Step 3: Cross multiply
4,824,324.57x = 6,657,663.12 × 2,648,848.69 - Step 4: Simplify right side
4,824,324.57x = 17,635,142,233,873.31 - Step 5: Solve for x
x = 17,635,142,233,873.31/4,824,324.57 - Step 6: Final answer
x = 3,655,463.47
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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.