Finding the Fourth Proportional to 1,645,642.26, 2,468,699.48 and 508,503.71
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Solution
The fourth proportional to 1,645,642.26, 2,468,699.48 and 508,503.71 is: 762,828.52
Step by Step Solution
- Step 1: Write the proportion equation
1,645,642.26 : 2,468,699.48 = 508,503.71 : x - Step 2: Convert to fraction form
1,645,642.26/2,468,699.48 = 508,503.71/x - Step 3: Cross multiply
1,645,642.26x = 2,468,699.48 × 508,503.71 - Step 4: Simplify right side
1,645,642.26x = 1,255,342,851,898.08 - Step 5: Solve for x
x = 1,255,342,851,898.08/1,645,642.26 - Step 6: Final answer
x = 762,828.52
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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.