Finding the Fourth Proportional to 2,051,557.98, 2,831,001.75 and 1,133,776.14
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Solution
The fourth proportional to 2,051,557.98, 2,831,001.75 and 1,133,776.14 is: 1,564,529.14
Step by Step Solution
- Step 1: Write the proportion equation
2,051,557.98 : 2,831,001.75 = 1,133,776.14 : x - Step 2: Convert to fraction form
2,051,557.98/2,831,001.75 = 1,133,776.14/x - Step 3: Cross multiply
2,051,557.98x = 2,831,001.75 × 1,133,776.14 - Step 4: Simplify right side
2,051,557.98x = 3,209,722,236,448.24 - Step 5: Solve for x
x = 3,209,722,236,448.24/2,051,557.98 - Step 6: Final answer
x = 1,564,529.14
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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.