Finding the Fourth Proportional to 1,048,569.36, 1,447,011.86 and 589,683.80
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Solution
The fourth proportional to 1,048,569.36, 1,447,011.86 and 589,683.80 is: 813,755.85
Step by Step Solution
- Step 1: Write the proportion equation
1,048,569.36 : 1,447,011.86 = 589,683.80 : x - Step 2: Convert to fraction form
1,048,569.36/1,447,011.86 = 589,683.80/x - Step 3: Cross multiply
1,048,569.36x = 1,447,011.86 × 589,683.80 - Step 4: Simplify right side
1,048,569.36x = 853,279,452,249.87 - Step 5: Solve for x
x = 853,279,452,249.87/1,048,569.36 - Step 6: Final answer
x = 813,755.85
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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.