Finding the Fourth Proportional to 1,553,454.64, 2,330,264.99 and 488,579.73
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Solution
The fourth proportional to 1,553,454.64, 2,330,264.99 and 488,579.73 is: 732,895.71
Step by Step Solution
- Step 1: Write the proportion equation
1,553,454.64 : 2,330,264.99 = 488,579.73 : x - Step 2: Convert to fraction form
1,553,454.64/2,330,264.99 = 488,579.73/x - Step 3: Cross multiply
1,553,454.64x = 2,330,264.99 × 488,579.73 - Step 4: Simplify right side
1,553,454.64x = 1,138,520,246,689.76 - Step 5: Solve for x
x = 1,138,520,246,689.76/1,553,454.64 - Step 6: Final answer
x = 732,895.71
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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.