Finding the Fourth Proportional to 3,855,248.84, 5,782,831.50 and 1,580,266.10
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Solution
The fourth proportional to 3,855,248.84, 5,782,831.50 and 1,580,266.10 is: 2,370,382.03
Step by Step Solution
- Step 1: Write the proportion equation
3,855,248.84 : 5,782,831.50 = 1,580,266.10 : x - Step 2: Convert to fraction form
3,855,248.84/5,782,831.50 = 1,580,266.10/x - Step 3: Cross multiply
3,855,248.84x = 5,782,831.50 × 1,580,266.10 - Step 4: Simplify right side
3,855,248.84x = 9,138,412,581,462.15 - Step 5: Solve for x
x = 9,138,412,581,462.15/3,855,248.84 - Step 6: Final answer
x = 2,370,382.03
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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.