Finding the Fourth Proportional to 1,742,178.99, 2,613,637.85 and 620,244.75
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Solution
The fourth proportional to 1,742,178.99, 2,613,637.85 and 620,244.75 is: 930,498.62
Step by Step Solution
- Step 1: Write the proportion equation
1,742,178.99 : 2,613,637.85 = 620,244.75 : x - Step 2: Convert to fraction form
1,742,178.99/2,613,637.85 = 620,244.75/x - Step 3: Cross multiply
1,742,178.99x = 2,613,637.85 × 620,244.75 - Step 4: Simplify right side
1,742,178.99x = 1,621,095,151,762.56 - Step 5: Solve for x
x = 1,621,095,151,762.56/1,742,178.99 - Step 6: Final answer
x = 930,498.62
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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.