Finding the Fourth Proportional to 2,893,204.79, 4,339,987.62 and 763,290.95
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Solution
The fourth proportional to 2,893,204.79, 4,339,987.62 and 763,290.95 is: 1,144,984.02
Step by Step Solution
- Step 1: Write the proportion equation
2,893,204.79 : 4,339,987.62 = 763,290.95 : x - Step 2: Convert to fraction form
2,893,204.79/4,339,987.62 = 763,290.95/x - Step 3: Cross multiply
2,893,204.79x = 4,339,987.62 × 763,290.95 - Step 4: Simplify right side
2,893,204.79x = 3,312,673,251,758.10 - Step 5: Solve for x
x = 3,312,673,251,758.10/2,893,204.79 - Step 6: Final answer
x = 1,144,984.02
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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.