Finding the Fourth Proportional to 1,359,202.40, 1,875,651.28 and 747,350.88
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Solution
The fourth proportional to 1,359,202.40, 1,875,651.28 and 747,350.88 is: 1,031,317.80
Step by Step Solution
- Step 1: Write the proportion equation
1,359,202.40 : 1,875,651.28 = 747,350.88 : x - Step 2: Convert to fraction form
1,359,202.40/1,875,651.28 = 747,350.88/x - Step 3: Cross multiply
1,359,202.40x = 1,875,651.28 × 747,350.88 - Step 4: Simplify right side
1,359,202.40x = 1,401,769,634,681.13 - Step 5: Solve for x
x = 1,401,769,634,681.13/1,359,202.40 - Step 6: Final answer
x = 1,031,317.80
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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.