Finding the Fourth Proportional to 2,313,271.60, 3,190,075.32 and 1,803,788.08
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Solution
The fourth proportional to 2,313,271.60, 3,190,075.32 and 1,803,788.08 is: 2,487,481.30
Step by Step Solution
- Step 1: Write the proportion equation
2,313,271.60 : 3,190,075.32 = 1,803,788.08 : x - Step 2: Convert to fraction form
2,313,271.60/3,190,075.32 = 1,803,788.08/x - Step 3: Cross multiply
2,313,271.60x = 3,190,075.32 × 1,803,788.08 - Step 4: Simplify right side
2,313,271.60x = 5,754,219,836,518.19 - Step 5: Solve for x
x = 5,754,219,836,518.19/2,313,271.60 - Step 6: Final answer
x = 2,487,481.30
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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.