Finding the Fourth Proportional to 1,754,115.93, 2,420,607.59 and 979,743.20
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Solution
The fourth proportional to 1,754,115.93, 2,420,607.59 and 979,743.20 is: 1,352,005.18
Step by Step Solution
- Step 1: Write the proportion equation
1,754,115.93 : 2,420,607.59 = 979,743.20 : x - Step 2: Convert to fraction form
1,754,115.93/2,420,607.59 = 979,743.20/x - Step 3: Cross multiply
1,754,115.93x = 2,420,607.59 × 979,743.20 - Step 4: Simplify right side
1,754,115.93x = 2,371,573,818,354.23 - Step 5: Solve for x
x = 2,371,573,818,354.23/1,754,115.93 - Step 6: Final answer
x = 1,352,005.18
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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.