Finding the Fourth Proportional to 4,153,806.13, 6,230,483.98 and 1,275,173.53
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Solution
The fourth proportional to 4,153,806.13, 6,230,483.98 and 1,275,173.53 is: 1,912,691.15
Step by Step Solution
- Step 1: Write the proportion equation
4,153,806.13 : 6,230,483.98 = 1,275,173.53 : x - Step 2: Convert to fraction form
4,153,806.13/6,230,483.98 = 1,275,173.53/x - Step 3: Cross multiply
4,153,806.13x = 6,230,483.98 × 1,275,173.53 - Step 4: Simplify right side
4,153,806.13x = 7,944,948,243,303.06 - Step 5: Solve for x
x = 7,944,948,243,303.06/4,153,806.13 - Step 6: Final answer
x = 1,912,691.15
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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.