Finding the Fourth Proportional to 4,912,224.04, 6,778,710.27 and 2,819,410.99
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Solution
The fourth proportional to 4,912,224.04, 6,778,710.27 and 2,819,410.99 is: 3,890,695.96
Step by Step Solution
- Step 1: Write the proportion equation
4,912,224.04 : 6,778,710.27 = 2,819,410.99 : x - Step 2: Convert to fraction form
4,912,224.04/6,778,710.27 = 2,819,410.99/x - Step 3: Cross multiply
4,912,224.04x = 6,778,710.27 × 2,819,410.99 - Step 4: Simplify right side
4,912,224.04x = 19,111,970,233,263.87 - Step 5: Solve for x
x = 19,111,970,233,263.87/4,912,224.04 - Step 6: Final answer
x = 3,890,695.96
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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.