Finding the Fourth Proportional to 1,534,867.45, 2,301,316.92 and 636,928.99
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Solution
The fourth proportional to 1,534,867.45, 2,301,316.92 and 636,928.99 is: 954,985.04
Step by Step Solution
- Step 1: Write the proportion equation
1,534,867.45 : 2,301,316.92 = 636,928.99 : x - Step 2: Convert to fraction form
1,534,867.45/2,301,316.92 = 636,928.99/x - Step 3: Cross multiply
1,534,867.45x = 2,301,316.92 × 636,928.99 - Step 4: Simplify right side
1,534,867.45x = 1,465,775,455,772.22 - Step 5: Solve for x
x = 1,465,775,455,772.22/1,534,867.45 - Step 6: Final answer
x = 954,985.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.