Finding the Fourth Proportional to 1,590,392.42, 2,194,746.76 and 865,239.98
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Solution
The fourth proportional to 1,590,392.42, 2,194,746.76 and 865,239.98 is: 1,194,034.01
Step by Step Solution
- Step 1: Write the proportion equation
1,590,392.42 : 2,194,746.76 = 865,239.98 : x - Step 2: Convert to fraction form
1,590,392.42/2,194,746.76 = 865,239.98/x - Step 3: Cross multiply
1,590,392.42x = 2,194,746.76 × 865,239.98 - Step 4: Simplify right side
1,590,392.42x = 1,898,982,642,727.46 - Step 5: Solve for x
x = 1,898,982,642,727.46/1,590,392.42 - Step 6: Final answer
x = 1,194,034.01
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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.