Finding the Fourth Proportional to 1,495,212.41, 2,063,392.58 and 816,148.91
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Solution
The fourth proportional to 1,495,212.41, 2,063,392.58 and 816,148.91 is: 1,126,285.20
Step by Step Solution
- Step 1: Write the proportion equation
1,495,212.41 : 2,063,392.58 = 816,148.91 : x - Step 2: Convert to fraction form
1,495,212.41/2,063,392.58 = 816,148.91/x - Step 3: Cross multiply
1,495,212.41x = 2,063,392.58 × 816,148.91 - Step 4: Simplify right side
1,495,212.41x = 1,684,035,612,267.94 - Step 5: Solve for x
x = 1,684,035,612,267.94/1,495,212.41 - Step 6: Final answer
x = 1,126,285.20
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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.