Finding the Fourth Proportional to 1,239,730.84, 1,858,873.74 and 480,685.58
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Solution
The fourth proportional to 1,239,730.84, 1,858,873.74 and 480,685.58 is: 720,748.22
Step by Step Solution
- Step 1: Write the proportion equation
1,239,730.84 : 1,858,873.74 = 480,685.58 : x - Step 2: Convert to fraction form
1,239,730.84/1,858,873.74 = 480,685.58/x - Step 3: Cross multiply
1,239,730.84x = 1,858,873.74 × 480,685.58 - Step 4: Simplify right side
1,239,730.84x = 893,533,801,858.67 - Step 5: Solve for x
x = 893,533,801,858.67/1,239,730.84 - Step 6: Final answer
x = 720,748.22
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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.