Finding the Fourth Proportional to 1,466,579.88, 2,196,618.48 and 1,127,121.12
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Solution
The fourth proportional to 1,466,579.88, 2,196,618.48 and 1,127,121.12 is: 1,688,182.90
Step by Step Solution
- Step 1: Write the proportion equation
1,466,579.88 : 2,196,618.48 = 1,127,121.12 : x - Step 2: Convert to fraction form
1,466,579.88/2,196,618.48 = 1,127,121.12/x - Step 3: Cross multiply
1,466,579.88x = 2,196,618.48 × 1,127,121.12 - Step 4: Simplify right side
1,466,579.88x = 2,475,855,081,390.30 - Step 5: Solve for x
x = 2,475,855,081,390.30/1,466,579.88 - Step 6: Final answer
x = 1,688,182.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.