Finding the Fourth Proportional to 1,672,509.71, 2,307,867.58 and 984,030.14
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Solution
The fourth proportional to 1,672,509.71, 2,307,867.58 and 984,030.14 is: 1,357,846.38
Step by Step Solution
- Step 1: Write the proportion equation
1,672,509.71 : 2,307,867.58 = 984,030.14 : x - Step 2: Convert to fraction form
1,672,509.71/2,307,867.58 = 984,030.14/x - Step 3: Cross multiply
1,672,509.71x = 2,307,867.58 × 984,030.14 - Step 4: Simplify right side
1,672,509.71x = 2,271,011,252,928.71 - Step 5: Solve for x
x = 2,271,011,252,928.71/1,672,509.71 - Step 6: Final answer
x = 1,357,846.38
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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.