Finding the Fourth Proportional to 5,742,178.98, 7,924,386.48 and 3,295,237.62
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Solution
The fourth proportional to 5,742,178.98, 7,924,386.48 and 3,295,237.62 is: 4,547,530.92
Step by Step Solution
- Step 1: Write the proportion equation
5,742,178.98 : 7,924,386.48 = 3,295,237.62 : x - Step 2: Convert to fraction form
5,742,178.98/7,924,386.48 = 3,295,237.62/x - Step 3: Cross multiply
5,742,178.98x = 7,924,386.48 × 3,295,237.62 - Step 4: Simplify right side
5,742,178.98x = 26,112,736,444,315.38 - Step 5: Solve for x
x = 26,112,736,444,315.38/5,742,178.98 - Step 6: Final answer
x = 4,547,530.92
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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.