Finding the Fourth Proportional to 1,124,886.26, 1,552,336.98 and 615,587.42
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Solution
The fourth proportional to 1,124,886.26, 1,552,336.98 and 615,587.42 is: 849,507.32
Step by Step Solution
- Step 1: Write the proportion equation
1,124,886.26 : 1,552,336.98 = 615,587.42 : x - Step 2: Convert to fraction form
1,124,886.26/1,552,336.98 = 615,587.42/x - Step 3: Cross multiply
1,124,886.26x = 1,552,336.98 × 615,587.42 - Step 4: Simplify right side
1,124,886.26x = 955,599,116,488.79 - Step 5: Solve for x
x = 955,599,116,488.79/1,124,886.26 - Step 6: Final answer
x = 849,507.32
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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.