Finding the Fourth Proportional to 1,660,353.48, 2,490,880.14 and 538,335
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Solution
The fourth proportional to 1,660,353.48, 2,490,880.14 and 538,335 is: 807,615.95
Step by Step Solution
- Step 1: Write the proportion equation
1,660,353.48 : 2,490,880.14 = 538,335 : x - Step 2: Convert to fraction form
1,660,353.48/2,490,880.14 = 538,335/x - Step 3: Cross multiply
1,660,353.48x = 2,490,880.14 × 538,335 - Step 4: Simplify right side
1,660,353.48x = 1,340,927,960,166.90 - Step 5: Solve for x
x = 1,340,927,960,166.90/1,660,353.48 - Step 6: Final answer
x = 807,615.95
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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.