Finding the Fourth Proportional to 2,518,322.24, 3,778,598.80 and 1,319,959.68
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Solution
The fourth proportional to 2,518,322.24, 3,778,598.80 and 1,319,959.68 is: 1,980,524.17
Step by Step Solution
- Step 1: Write the proportion equation
2,518,322.24 : 3,778,598.80 = 1,319,959.68 : x - Step 2: Convert to fraction form
2,518,322.24/3,778,598.80 = 1,319,959.68/x - Step 3: Cross multiply
2,518,322.24x = 3,778,598.80 × 1,319,959.68 - Step 4: Simplify right side
2,518,322.24x = 4,987,598,062,896.38 - Step 5: Solve for x
x = 4,987,598,062,896.38/2,518,322.24 - Step 6: Final answer
x = 1,980,524.17
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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.