Finding the Fourth Proportional to 1,559,613.36, 2,334,097.08 and 1,307,178.80
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Solution
The fourth proportional to 1,559,613.36, 2,334,097.08 and 1,307,178.80 is: 1,956,306.80
Step by Step Solution
- Step 1: Write the proportion equation
1,559,613.36 : 2,334,097.08 = 1,307,178.80 : x - Step 2: Convert to fraction form
1,559,613.36/2,334,097.08 = 1,307,178.80/x - Step 3: Cross multiply
1,559,613.36x = 2,334,097.08 × 1,307,178.80 - Step 4: Simplify right side
1,559,613.36x = 3,051,082,220,117.90 - Step 5: Solve for x
x = 3,051,082,220,117.90/1,559,613.36 - Step 6: Final answer
x = 1,956,306.80
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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.