Finding the Fourth Proportional to 1,612,511.06, 2,225,209.46 and 887,290.92
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Solution
The fourth proportional to 1,612,511.06, 2,225,209.46 and 887,290.92 is: 1,224,430.76
Step by Step Solution
- Step 1: Write the proportion equation
1,612,511.06 : 2,225,209.46 = 887,290.92 : x - Step 2: Convert to fraction form
1,612,511.06/2,225,209.46 = 887,290.92/x - Step 3: Cross multiply
1,612,511.06x = 2,225,209.46 × 887,290.92 - Step 4: Simplify right side
1,612,511.06x = 1,974,408,144,519.65 - Step 5: Solve for x
x = 1,974,408,144,519.65/1,612,511.06 - Step 6: Final answer
x = 1,224,430.76
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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.