Finding the Fourth Proportional to 2,478,823.63, 3,717,038.68 and 1,039,120.34
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Solution
The fourth proportional to 2,478,823.63, 3,717,038.68 and 1,039,120.34 is: 1,558,178.83
Step by Step Solution
- Step 1: Write the proportion equation
2,478,823.63 : 3,717,038.68 = 1,039,120.34 : x - Step 2: Convert to fraction form
2,478,823.63/3,717,038.68 = 1,039,120.34/x - Step 3: Cross multiply
2,478,823.63x = 3,717,038.68 × 1,039,120.34 - Step 4: Simplify right side
2,478,823.63x = 3,862,450,498,253.65 - Step 5: Solve for x
x = 3,862,450,498,253.65/2,478,823.63 - Step 6: Final answer
x = 1,558,178.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.