Finding the Fourth Proportional to 1,779,246.30, 2,665,240.65 and 1,103,252.70
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Solution
The fourth proportional to 1,779,246.30, 2,665,240.65 and 1,103,252.70 is: 1,652,628.95
Step by Step Solution
- Step 1: Write the proportion equation
1,779,246.30 : 2,665,240.65 = 1,103,252.70 : x - Step 2: Convert to fraction form
1,779,246.30/2,665,240.65 = 1,103,252.70/x - Step 3: Cross multiply
1,779,246.30x = 2,665,240.65 × 1,103,252.70 - Step 4: Simplify right side
1,779,246.30x = 2,940,433,943,262.26 - Step 5: Solve for x
x = 2,940,433,943,262.26/1,779,246.30 - Step 6: Final answer
x = 1,652,628.95
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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.