Finding the Fourth Proportional to 1,742,989.51, 2,405,383.93 and 968,652.98
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Solution
The fourth proportional to 1,742,989.51, 2,405,383.93 and 968,652.98 is: 1,336,773.58
Step by Step Solution
- Step 1: Write the proportion equation
1,742,989.51 : 2,405,383.93 = 968,652.98 : x - Step 2: Convert to fraction form
1,742,989.51/2,405,383.93 = 968,652.98/x - Step 3: Cross multiply
1,742,989.51x = 2,405,383.93 × 968,652.98 - Step 4: Simplify right side
1,742,989.51x = 2,329,982,315,430.44 - Step 5: Solve for x
x = 2,329,982,315,430.44/1,742,989.51 - Step 6: Final answer
x = 1,336,773.58
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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.