Finding the Fourth Proportional to 1,931,758.12, 2,896,981.02 and 669,291.08
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Solution
The fourth proportional to 1,931,758.12, 2,896,981.02 and 669,291.08 is: 1,003,709.28
Step by Step Solution
- Step 1: Write the proportion equation
1,931,758.12 : 2,896,981.02 = 669,291.08 : x - Step 2: Convert to fraction form
1,931,758.12/2,896,981.02 = 669,291.08/x - Step 3: Cross multiply
1,931,758.12x = 2,896,981.02 × 669,291.08 - Step 4: Simplify right side
1,931,758.12x = 1,938,923,555,615.30 - Step 5: Solve for x
x = 1,938,923,555,615.30/1,931,758.12 - Step 6: Final answer
x = 1,003,709.28
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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.