Finding the Fourth Proportional to 1,112,364.99, 1,535,075.48 and 653,498.68
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Solution
The fourth proportional to 1,112,364.99, 1,535,075.48 and 653,498.68 is: 901,835.10
Step by Step Solution
- Step 1: Write the proportion equation
1,112,364.99 : 1,535,075.48 = 653,498.68 : x - Step 2: Convert to fraction form
1,112,364.99/1,535,075.48 = 653,498.68/x - Step 3: Cross multiply
1,112,364.99x = 1,535,075.48 × 653,498.68 - Step 4: Simplify right side
1,112,364.99x = 1,003,169,792,775.18 - Step 5: Solve for x
x = 1,003,169,792,775.18/1,112,364.99 - Step 6: Final answer
x = 901,835.10
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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.