Finding the Fourth Proportional to 2,584,478.34, 3,566,579.85 and 1,438,534.08
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Solution
The fourth proportional to 2,584,478.34, 3,566,579.85 and 1,438,534.08 is: 1,985,176.89
Step by Step Solution
- Step 1: Write the proportion equation
2,584,478.34 : 3,566,579.85 = 1,438,534.08 : x - Step 2: Convert to fraction form
2,584,478.34/3,566,579.85 = 1,438,534.08/x - Step 3: Cross multiply
2,584,478.34x = 3,566,579.85 × 1,438,534.08 - Step 4: Simplify right side
2,584,478.34x = 5,130,646,663,266.29 - Step 5: Solve for x
x = 5,130,646,663,266.29/2,584,478.34 - Step 6: Final answer
x = 1,985,176.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.