Finding the Fourth Proportional to 2,898,664.12, 4,328,476.49 and 2,367,239.32
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Solution
The fourth proportional to 2,898,664.12, 4,328,476.49 and 2,367,239.32 is: 3,534,917.92
Step by Step Solution
- Step 1: Write the proportion equation
2,898,664.12 : 4,328,476.49 = 2,367,239.32 : x - Step 2: Convert to fraction form
2,898,664.12/4,328,476.49 = 2,367,239.32/x - Step 3: Cross multiply
2,898,664.12x = 4,328,476.49 × 2,367,239.32 - Step 4: Simplify right side
2,898,664.12x = 10,246,539,742,823.59 - Step 5: Solve for x
x = 10,246,539,742,823.59/2,898,664.12 - Step 6: Final answer
x = 3,534,917.92
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.