Finding the Fourth Proportional to 3,013,454.99, 4,158,601.58 and 1,773,339.49
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Solution
The fourth proportional to 3,013,454.99, 4,158,601.58 and 1,773,339.49 is: 2,447,228.33
Step by Step Solution
- Step 1: Write the proportion equation
3,013,454.99 : 4,158,601.58 = 1,773,339.49 : x - Step 2: Convert to fraction form
3,013,454.99/4,158,601.58 = 1,773,339.49/x - Step 3: Cross multiply
3,013,454.99x = 4,158,601.58 × 1,773,339.49 - Step 4: Simplify right side
3,013,454.99x = 7,374,612,402,008.82 - Step 5: Solve for x
x = 7,374,612,402,008.82/3,013,454.99 - Step 6: Final answer
x = 2,447,228.33
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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.