Finding the Fourth Proportional to 1,429,335.84, 2,143,973.52 and 364,378.08
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Solution
The fourth proportional to 1,429,335.84, 2,143,973.52 and 364,378.08 is: 546,559.41
Step by Step Solution
- Step 1: Write the proportion equation
1,429,335.84 : 2,143,973.52 = 364,378.08 : x - Step 2: Convert to fraction form
1,429,335.84/2,143,973.52 = 364,378.08/x - Step 3: Cross multiply
1,429,335.84x = 2,143,973.52 × 364,378.08 - Step 4: Simplify right side
1,429,335.84x = 781,216,954,788.44 - Step 5: Solve for x
x = 781,216,954,788.44/1,429,335.84 - Step 6: Final answer
x = 546,559.41
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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.