Finding the Fourth Proportional to 1,270,518.99, 1,906,522.08 and 472,351.47
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Solution
The fourth proportional to 1,270,518.99, 1,906,522.08 and 472,351.47 is: 708,803.66
Step by Step Solution
- Step 1: Write the proportion equation
1,270,518.99 : 1,906,522.08 = 472,351.47 : x - Step 2: Convert to fraction form
1,270,518.99/1,906,522.08 = 472,351.47/x - Step 3: Cross multiply
1,270,518.99x = 1,906,522.08 × 472,351.47 - Step 4: Simplify right side
1,270,518.99x = 900,548,507,075.46 - Step 5: Solve for x
x = 900,548,507,075.46/1,270,518.99 - Step 6: Final answer
x = 708,803.66
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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.