Finding the Fourth Proportional to 2,901,636.96, 4,355,818.14 and 1,556,427.03
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Solution
The fourth proportional to 2,901,636.96, 4,355,818.14 and 1,556,427.03 is: 2,336,444.28
Step by Step Solution
- Step 1: Write the proportion equation
2,901,636.96 : 4,355,818.14 = 1,556,427.03 : x - Step 2: Convert to fraction form
2,901,636.96/4,355,818.14 = 1,556,427.03/x - Step 3: Cross multiply
2,901,636.96x = 4,355,818.14 × 1,556,427.03 - Step 4: Simplify right side
2,901,636.96x = 6,779,513,090,860.32 - Step 5: Solve for x
x = 6,779,513,090,860.32/2,901,636.96 - Step 6: Final answer
x = 2,336,444.28
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1.5x scale
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.