Finding the Fourth Proportional to 1,887,328.08, 2,830,974.84 and 765,130.32
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Solution
The fourth proportional to 1,887,328.08, 2,830,974.84 and 765,130.32 is: 1,147,688.47
Step by Step Solution
- Step 1: Write the proportion equation
1,887,328.08 : 2,830,974.84 = 765,130.32 : x - Step 2: Convert to fraction form
1,887,328.08/2,830,974.84 = 765,130.32/x - Step 3: Cross multiply
1,887,328.08x = 2,830,974.84 × 765,130.32 - Step 4: Simplify right side
1,887,328.08x = 2,166,064,685,241.15 - Step 5: Solve for x
x = 2,166,064,685,241.15/1,887,328.08 - Step 6: Final answer
x = 1,147,688.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.