Finding the Fourth Proportional to 1,525,346.32, 2,104,972.11 and 837,029.68
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Solution
The fourth proportional to 1,525,346.32, 2,104,972.11 and 837,029.68 is: 1,155,097.77
Step by Step Solution
- Step 1: Write the proportion equation
1,525,346.32 : 2,104,972.11 = 837,029.68 : x - Step 2: Convert to fraction form
1,525,346.32/2,104,972.11 = 837,029.68/x - Step 3: Cross multiply
1,525,346.32x = 2,104,972.11 × 837,029.68 - Step 4: Simplify right side
1,525,346.32x = 1,761,924,131,642.23 - Step 5: Solve for x
x = 1,761,924,131,642.23/1,525,346.32 - Step 6: Final answer
x = 1,155,097.77
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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.