Finding the Fourth Proportional to 1,249,717.36, 1,724,611.62 and 676,758.52
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Solution
The fourth proportional to 1,249,717.36, 1,724,611.62 and 676,758.52 is: 933,927.66
Step by Step Solution
- Step 1: Write the proportion equation
1,249,717.36 : 1,724,611.62 = 676,758.52 : x - Step 2: Convert to fraction form
1,249,717.36/1,724,611.62 = 676,758.52/x - Step 3: Cross multiply
1,249,717.36x = 1,724,611.62 × 676,758.52 - Step 4: Simplify right side
1,249,717.36x = 1,167,145,607,526.00 - Step 5: Solve for x
x = 1,167,145,607,526.00/1,249,717.36 - Step 6: Final answer
x = 933,927.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.