Finding the Fourth Proportional to 2,309,478.40, 3,464,219.52 and 626,582.08
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Solution
The fourth proportional to 2,309,478.40, 3,464,219.52 and 626,582.08 is: 939,873.64
Step by Step Solution
- Step 1: Write the proportion equation
2,309,478.40 : 3,464,219.52 = 626,582.08 : x - Step 2: Convert to fraction form
2,309,478.40/3,464,219.52 = 626,582.08/x - Step 3: Cross multiply
2,309,478.40x = 3,464,219.52 × 626,582.08 - Step 4: Simplify right side
2,309,478.40x = 2,170,617,872,418.20 - Step 5: Solve for x
x = 2,170,617,872,418.20/2,309,478.40 - Step 6: Final answer
x = 939,873.64
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1.5x scale
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.