Finding the Fourth Proportional to 1,447,294.91, 2,170,959.34 and 436,425.69
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Solution
The fourth proportional to 1,447,294.91, 2,170,959.34 and 436,425.69 is: 654,643.65
Step by Step Solution
- Step 1: Write the proportion equation
1,447,294.91 : 2,170,959.34 = 436,425.69 : x - Step 2: Convert to fraction form
1,447,294.91/2,170,959.34 = 436,425.69/x - Step 3: Cross multiply
1,447,294.91x = 2,170,959.34 × 436,425.69 - Step 4: Simplify right side
1,447,294.91x = 947,462,425,739.32 - Step 5: Solve for x
x = 947,462,425,739.32/1,447,294.91 - Step 6: Final answer
x = 654,643.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.