Finding the Fourth Proportional to 1,663,215.44, 2,495,130.84 and 526,263.88
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Solution
The fourth proportional to 1,663,215.44, 2,495,130.84 and 526,263.88 is: 789,493.17
Step by Step Solution
- Step 1: Write the proportion equation
1,663,215.44 : 2,495,130.84 = 526,263.88 : x - Step 2: Convert to fraction form
1,663,215.44/2,495,130.84 = 526,263.88/x - Step 3: Cross multiply
1,663,215.44x = 2,495,130.84 × 526,263.88 - Step 4: Simplify right side
1,663,215.44x = 1,313,097,236,966.06 - Step 5: Solve for x
x = 1,313,097,236,966.06/1,663,215.44 - Step 6: Final answer
x = 789,493.17
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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.