Finding the Fourth Proportional to 2,804,752.80, 4,207,129.20 and 2,326,455.90
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Solution
The fourth proportional to 2,804,752.80, 4,207,129.20 and 2,326,455.90 is: 3,489,683.85
Step by Step Solution
- Step 1: Write the proportion equation
2,804,752.80 : 4,207,129.20 = 2,326,455.90 : x - Step 2: Convert to fraction form
2,804,752.80/4,207,129.20 = 2,326,455.90/x - Step 3: Cross multiply
2,804,752.80x = 4,207,129.20 × 2,326,455.90 - Step 4: Simplify right side
2,804,752.80x = 9,787,700,549,402.28 - Step 5: Solve for x
x = 9,787,700,549,402.28/2,804,752.80 - Step 6: Final answer
x = 3,489,683.85
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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.