Finding the Fourth Proportional to 1,024,492.71, 1,536,813.36 and 393,406.53
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Solution
The fourth proportional to 1,024,492.71, 1,536,813.36 and 393,406.53 is: 590,138.32
Step by Step Solution
- Step 1: Write the proportion equation
1,024,492.71 : 1,536,813.36 = 393,406.53 : x - Step 2: Convert to fraction form
1,024,492.71/1,536,813.36 = 393,406.53/x - Step 3: Cross multiply
1,024,492.71x = 1,536,813.36 × 393,406.53 - Step 4: Simplify right side
1,024,492.71x = 604,592,411,215.24 - Step 5: Solve for x
x = 604,592,411,215.24/1,024,492.71 - Step 6: Final answer
x = 590,138.32
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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.