Finding the Fourth Proportional to 1,317,454.24, 1,974,656.12 and 605,989.12
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Solution
The fourth proportional to 1,317,454.24, 1,974,656.12 and 605,989.12 is: 908,282.12
Step by Step Solution
- Step 1: Write the proportion equation
1,317,454.24 : 1,974,656.12 = 605,989.12 : x - Step 2: Convert to fraction form
1,317,454.24/1,974,656.12 = 605,989.12/x - Step 3: Cross multiply
1,317,454.24x = 1,974,656.12 × 605,989.12 - Step 4: Simplify right side
1,317,454.24x = 1,196,620,124,461.41 - Step 5: Solve for x
x = 1,196,620,124,461.41/1,317,454.24 - Step 6: Final answer
x = 908,282.12
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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.