Finding the Fourth Proportional to 2,600,228.16, 3,588,982.56 and 1,582,349.76
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Solution
The fourth proportional to 2,600,228.16, 3,588,982.56 and 1,582,349.76 is: 2,184,048.99
Step by Step Solution
- Step 1: Write the proportion equation
2,600,228.16 : 3,588,982.56 = 1,582,349.76 : x - Step 2: Convert to fraction form
2,600,228.16/3,588,982.56 = 1,582,349.76/x - Step 3: Cross multiply
2,600,228.16x = 3,588,982.56 × 1,582,349.76 - Step 4: Simplify right side
2,600,228.16x = 5,679,025,692,460.19 - Step 5: Solve for x
x = 5,679,025,692,460.19/2,600,228.16 - Step 6: Final answer
x = 2,184,048.99
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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.