Finding the Fourth Proportional to 1,417,417.36, 2,127,122.54 and 1,281,899.92
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Solution
The fourth proportional to 1,417,417.36, 2,127,122.54 and 1,281,899.92 is: 1,923,751.11
Step by Step Solution
- Step 1: Write the proportion equation
1,417,417.36 : 2,127,122.54 = 1,281,899.92 : x - Step 2: Convert to fraction form
1,417,417.36/2,127,122.54 = 1,281,899.92/x - Step 3: Cross multiply
1,417,417.36x = 2,127,122.54 × 1,281,899.92 - Step 4: Simplify right side
1,417,417.36x = 2,726,758,213,856.20 - Step 5: Solve for x
x = 2,726,758,213,856.20/1,417,417.36 - Step 6: Final answer
x = 1,923,751.11
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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.