Finding the Fourth Proportional to 1,787,967.69, 2,683,637.09 and 651,828.00
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Solution
The fourth proportional to 1,787,967.69, 2,683,637.09 and 651,828.00 is: 978,356.50
Step by Step Solution
- Step 1: Write the proportion equation
1,787,967.69 : 2,683,637.09 = 651,828.00 : x - Step 2: Convert to fraction form
1,787,967.69/2,683,637.09 = 651,828.00/x - Step 3: Cross multiply
1,787,967.69x = 2,683,637.09 × 651,828.00 - Step 4: Simplify right side
1,787,967.69x = 1,749,269,806,349.37 - Step 5: Solve for x
x = 1,749,269,806,349.37/1,787,967.69 - Step 6: Final answer
x = 978,356.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.