Finding the Fourth Proportional to 2,830,444.24, 3,905,495.04 and 1,606,799.92
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Solution
The fourth proportional to 2,830,444.24, 3,905,495.04 and 1,606,799.92 is: 2,217,089.82
Step by Step Solution
- Step 1: Write the proportion equation
2,830,444.24 : 3,905,495.04 = 1,606,799.92 : x - Step 2: Convert to fraction form
2,830,444.24/3,905,495.04 = 1,606,799.92/x - Step 3: Cross multiply
2,830,444.24x = 3,905,495.04 × 1,606,799.92 - Step 4: Simplify right side
2,830,444.24x = 6,275,349,117,832.40 - Step 5: Solve for x
x = 6,275,349,117,832.40/2,830,444.24 - Step 6: Final answer
x = 2,217,089.82
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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.