Finding the Fourth Proportional to 1,791,155.20, 2,471,794.35 and 975,358.65
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Solution
The fourth proportional to 1,791,155.20, 2,471,794.35 and 975,358.65 is: 1,345,995.03
Step by Step Solution
- Step 1: Write the proportion equation
1,791,155.20 : 2,471,794.35 = 975,358.65 : x - Step 2: Convert to fraction form
1,791,155.20/2,471,794.35 = 975,358.65/x - Step 3: Cross multiply
1,791,155.20x = 2,471,794.35 × 975,358.65 - Step 4: Simplify right side
1,791,155.20x = 2,410,886,000,293.63 - Step 5: Solve for x
x = 2,410,886,000,293.63/1,791,155.20 - Step 6: Final answer
x = 1,345,995.03
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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.