Finding the Fourth Proportional to 1,239,104.17, 1,709,993.24 and 695,280.18
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Solution
The fourth proportional to 1,239,104.17, 1,709,993.24 and 695,280.18 is: 959,503.19
Step by Step Solution
- Step 1: Write the proportion equation
1,239,104.17 : 1,709,993.24 = 695,280.18 : x - Step 2: Convert to fraction form
1,239,104.17/1,709,993.24 = 695,280.18/x - Step 3: Cross multiply
1,239,104.17x = 1,709,993.24 × 695,280.18 - Step 4: Simplify right side
1,239,104.17x = 1,188,924,407,705.98 - Step 5: Solve for x
x = 1,188,924,407,705.98/1,239,104.17 - Step 6: Final answer
x = 959,503.19
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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.