Finding the Fourth Proportional to 1,928,803.19, 2,893,325.08 and 508,860.63
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Solution
The fourth proportional to 1,928,803.19, 2,893,325.08 and 508,860.63 is: 763,322.68
Step by Step Solution
- Step 1: Write the proportion equation
1,928,803.19 : 2,893,325.08 = 508,860.63 : x - Step 2: Convert to fraction form
1,928,803.19/2,893,325.08 = 508,860.63/x - Step 3: Cross multiply
1,928,803.19x = 2,893,325.08 × 508,860.63 - Step 4: Simplify right side
1,928,803.19x = 1,472,299,223,003.60 - Step 5: Solve for x
x = 1,472,299,223,003.60/1,928,803.19 - Step 6: Final answer
x = 763,322.68
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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.