Finding the Fourth Proportional to 4,842,646.08, 7,261,446.96 and 1,807,516.14
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Solution
The fourth proportional to 4,842,646.08, 7,261,446.96 and 1,807,516.14 is: 2,710,332.81
Step by Step Solution
- Step 1: Write the proportion equation
4,842,646.08 : 7,261,446.96 = 1,807,516.14 : x - Step 2: Convert to fraction form
4,842,646.08/7,261,446.96 = 1,807,516.14/x - Step 3: Cross multiply
4,842,646.08x = 7,261,446.96 × 1,807,516.14 - Step 4: Simplify right side
4,842,646.08x = 13,125,182,579,953.93 - Step 5: Solve for x
x = 13,125,182,579,953.93/4,842,646.08 - Step 6: Final answer
x = 2,710,332.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.