Finding the Fourth Proportional to 1,013,493.33, 1,398,620.91 and 554,607.99
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Solution
The fourth proportional to 1,013,493.33, 1,398,620.91 and 554,607.99 is: 765,359.09
Step by Step Solution
- Step 1: Write the proportion equation
1,013,493.33 : 1,398,620.91 = 554,607.99 : x - Step 2: Convert to fraction form
1,013,493.33/1,398,620.91 = 554,607.99/x - Step 3: Cross multiply
1,013,493.33x = 1,398,620.91 × 554,607.99 - Step 4: Simplify right side
1,013,493.33x = 775,686,331,667.07 - Step 5: Solve for x
x = 775,686,331,667.07/1,013,493.33 - Step 6: Final answer
x = 765,359.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.