Finding the Fourth Proportional to 1,919,483.19, 2,880,995.99 and 973,518.21
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Solution
The fourth proportional to 1,919,483.19, 2,880,995.99 and 973,518.21 is: 1,461,175.63
Step by Step Solution
- Step 1: Write the proportion equation
1,919,483.19 : 2,880,995.99 = 973,518.21 : x - Step 2: Convert to fraction form
1,919,483.19/2,880,995.99 = 973,518.21/x - Step 3: Cross multiply
1,919,483.19x = 2,880,995.99 × 973,518.21 - Step 4: Simplify right side
1,919,483.19x = 2,804,702,054,334.39 - Step 5: Solve for x
x = 2,804,702,054,334.39/1,919,483.19 - Step 6: Final answer
x = 1,461,175.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.