Finding the Fourth Proportional to 1,130,009.24, 1,559,424.24 and 613,768.15
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Solution
The fourth proportional to 1,130,009.24, 1,559,424.24 and 613,768.15 is: 847,006.29
Step by Step Solution
- Step 1: Write the proportion equation
1,130,009.24 : 1,559,424.24 = 613,768.15 : x - Step 2: Convert to fraction form
1,130,009.24/1,559,424.24 = 613,768.15/x - Step 3: Cross multiply
1,130,009.24x = 1,559,424.24 × 613,768.15 - Step 4: Simplify right side
1,130,009.24x = 957,124,932,799.24 - Step 5: Solve for x
x = 957,124,932,799.24/1,130,009.24 - Step 6: Final answer
x = 847,006.29
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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.