Finding the Fourth Proportional to 1,135,604.90, 1,567,228.95 and 652,263.32
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Solution
The fourth proportional to 1,135,604.90, 1,567,228.95 and 652,263.32 is: 900,177.48
Step by Step Solution
- Step 1: Write the proportion equation
1,135,604.90 : 1,567,228.95 = 652,263.32 : x - Step 2: Convert to fraction form
1,135,604.90/1,567,228.95 = 652,263.32/x - Step 3: Cross multiply
1,135,604.90x = 1,567,228.95 × 652,263.32 - Step 4: Simplify right side
1,135,604.90x = 1,022,245,958,127.11 - Step 5: Solve for x
x = 1,022,245,958,127.11/1,135,604.90 - Step 6: Final answer
x = 900,177.48
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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.