Finding the Fourth Proportional to 1,447,354.16, 1,996,041.96 and 903,540.08
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Solution
The fourth proportional to 1,447,354.16, 1,996,041.96 and 903,540.08 is: 1,246,069.53
Step by Step Solution
- Step 1: Write the proportion equation
1,447,354.16 : 1,996,041.96 = 903,540.08 : x - Step 2: Convert to fraction form
1,447,354.16/1,996,041.96 = 903,540.08/x - Step 3: Cross multiply
1,447,354.16x = 1,996,041.96 × 903,540.08 - Step 4: Simplify right side
1,447,354.16x = 1,803,503,912,221.76 - Step 5: Solve for x
x = 1,803,503,912,221.76/1,447,354.16 - Step 6: Final answer
x = 1,246,069.53
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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.