Finding the Fourth Proportional to 1,927,908.84, 2,891,196.09 and 790,348.08
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Solution
The fourth proportional to 1,927,908.84, 2,891,196.09 and 790,348.08 is: 1,185,248.61
Step by Step Solution
- Step 1: Write the proportion equation
1,927,908.84 : 2,891,196.09 = 790,348.08 : x - Step 2: Convert to fraction form
1,927,908.84/2,891,196.09 = 790,348.08/x - Step 3: Cross multiply
1,927,908.84x = 2,891,196.09 × 790,348.08 - Step 4: Simplify right side
1,927,908.84x = 2,285,051,278,635.01 - Step 5: Solve for x
x = 2,285,051,278,635.01/1,927,908.84 - Step 6: Final answer
x = 1,185,248.61
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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.