Finding the Fourth Proportional to 1,495,029.26, 2,063,111.10 and 815,970.62
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Solution
The fourth proportional to 1,495,029.26, 2,063,111.10 and 815,970.62 is: 1,126,023.48
Step by Step Solution
- Step 1: Write the proportion equation
1,495,029.26 : 2,063,111.10 = 815,970.62 : x - Step 2: Convert to fraction form
1,495,029.26/2,063,111.10 = 815,970.62/x - Step 3: Cross multiply
1,495,029.26x = 2,063,111.10 × 815,970.62 - Step 4: Simplify right side
1,495,029.26x = 1,683,438,043,395.88 - Step 5: Solve for x
x = 1,683,438,043,395.88/1,495,029.26 - Step 6: Final answer
x = 1,126,023.48
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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.