Finding the Fourth Proportional to 4,692,321.16, 7,038,603.90 and 1,497,443.08
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Solution
The fourth proportional to 4,692,321.16, 7,038,603.90 and 1,497,443.08 is: 2,246,203.60
Step by Step Solution
- Step 1: Write the proportion equation
4,692,321.16 : 7,038,603.90 = 1,497,443.08 : x - Step 2: Convert to fraction form
4,692,321.16/7,038,603.90 = 1,497,443.08/x - Step 3: Cross multiply
4,692,321.16x = 7,038,603.90 × 1,497,443.08 - Step 4: Simplify right side
4,692,321.16x = 10,539,908,702,916.01 - Step 5: Solve for x
x = 10,539,908,702,916.01/4,692,321.16 - Step 6: Final answer
x = 2,246,203.60
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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.