Finding the Fourth Proportional to 1,621,024.99, 2,429,544.56 and 909,558.35
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Solution
The fourth proportional to 1,621,024.99, 2,429,544.56 and 909,558.35 is: 1,363,219.29
Step by Step Solution
- Step 1: Write the proportion equation
1,621,024.99 : 2,429,544.56 = 909,558.35 : x - Step 2: Convert to fraction form
1,621,024.99/2,429,544.56 = 909,558.35/x - Step 3: Cross multiply
1,621,024.99x = 2,429,544.56 × 909,558.35 - Step 4: Simplify right side
1,621,024.99x = 2,209,812,541,245.08 - Step 5: Solve for x
x = 2,209,812,541,245.08/1,621,024.99 - Step 6: Final answer
x = 1,363,219.29
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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.