Finding the Fourth Proportional to 1,660,370.48, 2,490,905.64 and 538,352
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Solution
The fourth proportional to 1,660,370.48, 2,490,905.64 and 538,352 is: 807,641.46
Step by Step Solution
- Step 1: Write the proportion equation
1,660,370.48 : 2,490,905.64 = 538,352 : x - Step 2: Convert to fraction form
1,660,370.48/2,490,905.64 = 538,352/x - Step 3: Cross multiply
1,660,370.48x = 2,490,905.64 × 538,352 - Step 4: Simplify right side
1,660,370.48x = 1,340,984,033,105.28 - Step 5: Solve for x
x = 1,340,984,033,105.28/1,660,370.48 - Step 6: Final answer
x = 807,641.46
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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.