Finding the Fourth Proportional to 1,498,917.15, 2,069,181.18 and 955,782.99
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Solution
The fourth proportional to 1,498,917.15, 2,069,181.18 and 955,782.99 is: 1,319,411.27
Step by Step Solution
- Step 1: Write the proportion equation
1,498,917.15 : 2,069,181.18 = 955,782.99 : x - Step 2: Convert to fraction form
1,498,917.15/2,069,181.18 = 955,782.99/x - Step 3: Cross multiply
1,498,917.15x = 2,069,181.18 × 955,782.99 - Step 4: Simplify right side
1,498,917.15x = 1,977,688,175,072.13 - Step 5: Solve for x
x = 1,977,688,175,072.13/1,498,917.15 - Step 6: Final answer
x = 1,319,411.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.