Finding the Fourth Proportional to 2,825,491.08, 4,238,237.04 and 830,947.08
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Solution
The fourth proportional to 2,825,491.08, 4,238,237.04 and 830,947.08 is: 1,246,420.74
Step by Step Solution
- Step 1: Write the proportion equation
2,825,491.08 : 4,238,237.04 = 830,947.08 : x - Step 2: Convert to fraction form
2,825,491.08/4,238,237.04 = 830,947.08/x - Step 3: Cross multiply
2,825,491.08x = 4,238,237.04 × 830,947.08 - Step 4: Simplify right side
2,825,491.08x = 3,521,750,692,735.84 - Step 5: Solve for x
x = 3,521,750,692,735.84/2,825,491.08 - Step 6: Final answer
x = 1,246,420.74
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.