Finding the Fourth Proportional to 1,903,414.65, 2,626,808.63 and 1,044,055.05
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Solution
The fourth proportional to 1,903,414.65, 2,626,808.63 and 1,044,055.05 is: 1,440,848.85
Step by Step Solution
- Step 1: Write the proportion equation
1,903,414.65 : 2,626,808.63 = 1,044,055.05 : x - Step 2: Convert to fraction form
1,903,414.65/2,626,808.63 = 1,044,055.05/x - Step 3: Cross multiply
1,903,414.65x = 2,626,808.63 × 1,044,055.05 - Step 4: Simplify right side
1,903,414.65x = 2,742,532,815,535.08 - Step 5: Solve for x
x = 2,742,532,815,535.08/1,903,414.65 - Step 6: Final answer
x = 1,440,848.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.