Finding the Fourth Proportional to 1,928,869.20, 2,893,424.09 and 508,926.65
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Solution
The fourth proportional to 1,928,869.20, 2,893,424.09 and 508,926.65 is: 763,421.70
Step by Step Solution
- Step 1: Write the proportion equation
1,928,869.20 : 2,893,424.09 = 508,926.65 : x - Step 2: Convert to fraction form
1,928,869.20/2,893,424.09 = 508,926.65/x - Step 3: Cross multiply
1,928,869.20x = 2,893,424.09 × 508,926.65 - Step 4: Simplify right side
1,928,869.20x = 1,472,540,612,141.25 - Step 5: Solve for x
x = 1,472,540,612,141.25/1,928,869.20 - Step 6: Final answer
x = 763,421.70
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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.