Finding the Fourth Proportional to 1,019,070.10, 1,406,334.21 and 560,203.99
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Solution
The fourth proportional to 1,019,070.10, 1,406,334.21 and 560,203.99 is: 773,091.11
Step by Step Solution
- Step 1: Write the proportion equation
1,019,070.10 : 1,406,334.21 = 560,203.99 : x - Step 2: Convert to fraction form
1,019,070.10/1,406,334.21 = 560,203.99/x - Step 3: Cross multiply
1,019,070.10x = 1,406,334.21 × 560,203.99 - Step 4: Simplify right side
1,019,070.10x = 787,834,035,715.50 - Step 5: Solve for x
x = 787,834,035,715.50/1,019,070.10 - Step 6: Final answer
x = 773,091.11
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1.5x scale
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.