Finding the Fourth Proportional to 2,041,970.74, 2,817,812.61 and 1,124,020.60
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Solution
The fourth proportional to 2,041,970.74, 2,817,812.61 and 1,124,020.60 is: 1,551,089.52
Step by Step Solution
- Step 1: Write the proportion equation
2,041,970.74 : 2,817,812.61 = 1,124,020.60 : x - Step 2: Convert to fraction form
2,041,970.74/2,817,812.61 = 1,124,020.60/x - Step 3: Cross multiply
2,041,970.74x = 2,817,812.61 × 1,124,020.60 - Step 4: Simplify right side
2,041,970.74x = 3,167,279,413,535.23 - Step 5: Solve for x
x = 3,167,279,413,535.23/2,041,970.74 - Step 6: Final answer
x = 1,551,089.52
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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.