Finding the Fourth Proportional to 3,316,102.08, 4,974,259.68 and 919,970.88
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Solution
The fourth proportional to 3,316,102.08, 4,974,259.68 and 919,970.88 is: 1,379,985.88
Step by Step Solution
- Step 1: Write the proportion equation
3,316,102.08 : 4,974,259.68 = 919,970.88 : x - Step 2: Convert to fraction form
3,316,102.08/4,974,259.68 = 919,970.88/x - Step 3: Cross multiply
3,316,102.08x = 4,974,259.68 × 919,970.88 - Step 4: Simplify right side
3,316,102.08x = 4,576,174,055,158.12 - Step 5: Solve for x
x = 4,576,174,055,158.12/3,316,102.08 - Step 6: Final answer
x = 1,379,985.88
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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.