Finding the Fourth Proportional to 1,360,949.28, 1,878,095.12 and 749,088.92
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Solution
The fourth proportional to 1,360,949.28, 1,878,095.12 and 749,088.92 is: 1,033,734.52
Step by Step Solution
- Step 1: Write the proportion equation
1,360,949.28 : 1,878,095.12 = 749,088.92 : x - Step 2: Convert to fraction form
1,360,949.28/1,878,095.12 = 749,088.92/x - Step 3: Cross multiply
1,360,949.28x = 1,878,095.12 × 749,088.92 - Step 4: Simplify right side
1,360,949.28x = 1,406,860,245,098.07 - Step 5: Solve for x
x = 1,406,860,245,098.07/1,360,949.28 - Step 6: Final answer
x = 1,033,734.52
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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.