Finding the Fourth Proportional to 1,550,652.06, 2,139,586.17 and 905,947.74
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Solution
The fourth proportional to 1,550,652.06, 2,139,586.17 and 905,947.74 is: 1,250,024.62
Step by Step Solution
- Step 1: Write the proportion equation
1,550,652.06 : 2,139,586.17 = 905,947.74 : x - Step 2: Convert to fraction form
1,550,652.06/2,139,586.17 = 905,947.74/x - Step 3: Cross multiply
1,550,652.06x = 2,139,586.17 × 905,947.74 - Step 4: Simplify right side
1,550,652.06x = 1,938,353,255,246.76 - Step 5: Solve for x
x = 1,938,353,255,246.76/1,550,652.06 - Step 6: Final answer
x = 1,250,024.62
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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.