Finding the Fourth Proportional to 1,719,203.60, 2,577,898.20 and 581,574.80
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Solution
The fourth proportional to 1,719,203.60, 2,577,898.20 and 581,574.80 is: 872,055.31
Step by Step Solution
- Step 1: Write the proportion equation
1,719,203.60 : 2,577,898.20 = 581,574.80 : x - Step 2: Convert to fraction form
1,719,203.60/2,577,898.20 = 581,574.80/x - Step 3: Cross multiply
1,719,203.60x = 2,577,898.20 × 581,574.80 - Step 4: Simplify right side
1,719,203.60x = 1,499,240,630,085.36 - Step 5: Solve for x
x = 1,499,240,630,085.36/1,719,203.60 - Step 6: Final answer
x = 872,055.31
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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.