Finding the Fourth Proportional to 5,742,267.84, 7,925,857.84 and 3,389,534.26
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Solution
The fourth proportional to 5,742,267.84, 7,925,857.84 and 3,389,534.26 is: 4,678,459.35
Step by Step Solution
- Step 1: Write the proportion equation
5,742,267.84 : 7,925,857.84 = 3,389,534.26 : x - Step 2: Convert to fraction form
5,742,267.84/7,925,857.84 = 3,389,534.26/x - Step 3: Cross multiply
5,742,267.84x = 7,925,857.84 × 3,389,534.26 - Step 4: Simplify right side
5,742,267.84x = 26,864,966,688,569.60 - Step 5: Solve for x
x = 26,864,966,688,569.60/5,742,267.84 - Step 6: Final answer
x = 4,678,459.35
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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.