Finding the Fourth Proportional to 1,531,627.16, 2,113,610.44 and 958,983.08
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Solution
The fourth proportional to 1,531,627.16, 2,113,610.44 and 958,983.08 is: 1,323,374.71
Step by Step Solution
- Step 1: Write the proportion equation
1,531,627.16 : 2,113,610.44 = 958,983.08 : x - Step 2: Convert to fraction form
1,531,627.16/2,113,610.44 = 958,983.08/x - Step 3: Cross multiply
1,531,627.16x = 2,113,610.44 × 958,983.08 - Step 4: Simplify right side
1,531,627.16x = 2,026,916,649,671.36 - Step 5: Solve for x
x = 2,026,916,649,671.36/1,531,627.16 - Step 6: Final answer
x = 1,323,374.71
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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.