Finding the Fourth Proportional to 2,415,966.08, 3,333,948.30 and 1,328,229.80
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Solution
The fourth proportional to 2,415,966.08, 3,333,948.30 and 1,328,229.80 is: 1,832,910.45
Step by Step Solution
- Step 1: Write the proportion equation
2,415,966.08 : 3,333,948.30 = 1,328,229.80 : x - Step 2: Convert to fraction form
2,415,966.08/3,333,948.30 = 1,328,229.80/x - Step 3: Cross multiply
2,415,966.08x = 3,333,948.30 × 1,328,229.80 - Step 4: Simplify right side
2,415,966.08x = 4,428,249,483,719.34 - Step 5: Solve for x
x = 4,428,249,483,719.34/2,415,966.08 - Step 6: Final answer
x = 1,832,910.45
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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.