Finding the Fourth Proportional to 1,698,842.98, 2,344,403.66 and 934,896.55
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Solution
The fourth proportional to 1,698,842.98, 2,344,403.66 and 934,896.55 is: 1,290,157.43
Step by Step Solution
- Step 1: Write the proportion equation
1,698,842.98 : 2,344,403.66 = 934,896.55 : x - Step 2: Convert to fraction form
1,698,842.98/2,344,403.66 = 934,896.55/x - Step 3: Cross multiply
1,698,842.98x = 2,344,403.66 × 934,896.55 - Step 4: Simplify right side
1,698,842.98x = 2,191,774,893,541.37 - Step 5: Solve for x
x = 2,191,774,893,541.37/1,698,842.98 - Step 6: Final answer
x = 1,290,157.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.