Finding the Fourth Proportional to 1,159,519, 1,739,257.98 and 476,257.92
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Solution
The fourth proportional to 1,159,519, 1,739,257.98 and 476,257.92 is: 714,378.45
Step by Step Solution
- Step 1: Write the proportion equation
1,159,519 : 1,739,257.98 = 476,257.92 : x - Step 2: Convert to fraction form
1,159,519/1,739,257.98 = 476,257.92/x - Step 3: Cross multiply
1,159,519x = 1,739,257.98 × 476,257.92 - Step 4: Simplify right side
1,159,519x = 828,335,387,898.20 - Step 5: Solve for x
x = 828,335,387,898.20/1,159,519 - Step 6: Final answer
x = 714,378.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.