Finding the Fourth Proportional to 1,124,875.74, 1,552,325.67 and 615,573.66
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Solution
The fourth proportional to 1,124,875.74, 1,552,325.67 and 615,573.66 is: 849,490.09
Step by Step Solution
- Step 1: Write the proportion equation
1,124,875.74 : 1,552,325.67 = 615,573.66 : x - Step 2: Convert to fraction form
1,124,875.74/1,552,325.67 = 615,573.66/x - Step 3: Cross multiply
1,124,875.74x = 1,552,325.67 × 615,573.66 - Step 4: Simplify right side
1,124,875.74x = 955,570,794,193.85 - Step 5: Solve for x
x = 955,570,794,193.85/1,124,875.74 - Step 6: Final answer
x = 849,490.09
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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.