Finding the Fourth Proportional to 1,907,489.35, 2,860,790.14 and 709,975.63
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Solution
The fourth proportional to 1,907,489.35, 2,860,790.14 and 709,975.63 is: 1,064,798.23
Step by Step Solution
- Step 1: Write the proportion equation
1,907,489.35 : 2,860,790.14 = 709,975.63 : x - Step 2: Convert to fraction form
1,907,489.35/2,860,790.14 = 709,975.63/x - Step 3: Cross multiply
1,907,489.35x = 2,860,790.14 × 709,975.63 - Step 4: Simplify right side
1,907,489.35x = 2,031,091,281,944.29 - Step 5: Solve for x
x = 2,031,091,281,944.29/1,907,489.35 - Step 6: Final answer
x = 1,064,798.23
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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.