Finding the Fourth Proportional to 1,495,497.84, 2,063,776.50 and 816,434.34
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Solution
The fourth proportional to 1,495,497.84, 2,063,776.50 and 816,434.34 is: 1,126,673.65
Step by Step Solution
- Step 1: Write the proportion equation
1,495,497.84 : 2,063,776.50 = 816,434.34 : x - Step 2: Convert to fraction form
1,495,497.84/2,063,776.50 = 816,434.34/x - Step 3: Cross multiply
1,495,497.84x = 2,063,776.50 × 816,434.34 - Step 4: Simplify right side
1,495,497.84x = 1,684,938,004,685.01 - Step 5: Solve for x
x = 1,684,938,004,685.01/1,495,497.84 - Step 6: Final answer
x = 1,126,673.65
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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.