Finding the Fourth Proportional to 953,073.08, 1,436,303.14 and 858,421.88
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Solution
The fourth proportional to 953,073.08, 1,436,303.14 and 858,421.88 is: 1,293,661.60
Step by Step Solution
- Step 1: Write the proportion equation
953,073.08 : 1,436,303.14 = 858,421.88 : x - Step 2: Convert to fraction form
953,073.08/1,436,303.14 = 858,421.88/x - Step 3: Cross multiply
953,073.08x = 1,436,303.14 × 858,421.88 - Step 4: Simplify right side
953,073.08x = 1,232,954,041,688.70 - Step 5: Solve for x
x = 1,232,954,041,688.70/953,073.08 - Step 6: Final answer
x = 1,293,661.60
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.