Finding the Fourth Proportional to 1,562,259.24, 2,155,815.81 and 873,811.62
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Solution
The fourth proportional to 1,562,259.24, 2,155,815.81 and 873,811.62 is: 1,205,803.02
Step by Step Solution
- Step 1: Write the proportion equation
1,562,259.24 : 2,155,815.81 = 873,811.62 : x - Step 2: Convert to fraction form
1,562,259.24/2,155,815.81 = 873,811.62/x - Step 3: Cross multiply
1,562,259.24x = 2,155,815.81 × 873,811.62 - Step 4: Simplify right side
1,562,259.24x = 1,883,776,905,357.71 - Step 5: Solve for x
x = 1,883,776,905,357.71/1,562,259.24 - Step 6: Final answer
x = 1,205,803.02
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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.