Finding the Fourth Proportional to 1,124,415.70, 1,551,730.38 and 615,118.08
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Solution
The fourth proportional to 1,124,415.70, 1,551,730.38 and 615,118.08 is: 848,883.04
Step by Step Solution
- Step 1: Write the proportion equation
1,124,415.70 : 1,551,730.38 = 615,118.08 : x - Step 2: Convert to fraction form
1,124,415.70/1,551,730.38 = 615,118.08/x - Step 3: Cross multiply
1,124,415.70x = 1,551,730.38 × 615,118.08 - Step 4: Simplify right side
1,124,415.70x = 954,497,412,023.27 - Step 5: Solve for x
x = 954,497,412,023.27/1,124,415.70 - Step 6: Final answer
x = 848,883.04
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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.