Finding the Fourth Proportional to 1,127,851.02, 1,687,823.12 and 808,354.62
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Solution
The fourth proportional to 1,127,851.02, 1,687,823.12 and 808,354.62 is: 1,209,698.44
Step by Step Solution
- Step 1: Write the proportion equation
1,127,851.02 : 1,687,823.12 = 808,354.62 : x - Step 2: Convert to fraction form
1,127,851.02/1,687,823.12 = 808,354.62/x - Step 3: Cross multiply
1,127,851.02x = 1,687,823.12 × 808,354.62 - Step 4: Simplify right side
1,127,851.02x = 1,364,359,618,815.70 - Step 5: Solve for x
x = 1,364,359,618,815.70/1,127,851.02 - Step 6: Final answer
x = 1,209,698.44
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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.