Finding the Fourth Proportional to 1,566,387.60, 2,349,583.22 and 429,159.68
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Solution
The fourth proportional to 1,566,387.60, 2,349,583.22 and 429,159.68 is: 643,740.02
Step by Step Solution
- Step 1: Write the proportion equation
1,566,387.60 : 2,349,583.22 = 429,159.68 : x - Step 2: Convert to fraction form
1,566,387.60/2,349,583.22 = 429,159.68/x - Step 3: Cross multiply
1,566,387.60x = 2,349,583.22 × 429,159.68 - Step 4: Simplify right side
1,566,387.60x = 1,008,346,382,828.57 - Step 5: Solve for x
x = 1,008,346,382,828.57/1,566,387.60 - Step 6: Final answer
x = 643,740.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.