Finding the Fourth Proportional to 1,750,218.90, 2,625,328.35 and 1,488,945.30
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Solution
The fourth proportional to 1,750,218.90, 2,625,328.35 and 1,488,945.30 is: 2,233,417.95
Step by Step Solution
- Step 1: Write the proportion equation
1,750,218.90 : 2,625,328.35 = 1,488,945.30 : x - Step 2: Convert to fraction form
1,750,218.90/2,625,328.35 = 1,488,945.30/x - Step 3: Cross multiply
1,750,218.90x = 2,625,328.35 × 1,488,945.30 - Step 4: Simplify right side
1,750,218.90x = 3,908,970,307,689.26 - Step 5: Solve for x
x = 3,908,970,307,689.26/1,750,218.90 - Step 6: Final answer
x = 2,233,417.95
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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.