Finding the Fourth Proportional to 4,223,449.08, 5,828,283.72 and 2,387,875.68
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Solution
The fourth proportional to 4,223,449.08, 5,828,283.72 and 2,387,875.68 is: 3,295,225.46
Step by Step Solution
- Step 1: Write the proportion equation
4,223,449.08 : 5,828,283.72 = 2,387,875.68 : x - Step 2: Convert to fraction form
4,223,449.08/5,828,283.72 = 2,387,875.68/x - Step 3: Cross multiply
4,223,449.08x = 5,828,283.72 × 2,387,875.68 - Step 4: Simplify right side
4,223,449.08x = 13,917,216,951,127.93 - Step 5: Solve for x
x = 13,917,216,951,127.93/4,223,449.08 - Step 6: Final answer
x = 3,295,225.46
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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.