Finding the Fourth Proportional to 1,706,349.12, 2,354,747.28 and 942,386.28
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Solution
The fourth proportional to 1,706,349.12, 2,354,747.28 and 942,386.28 is: 1,300,485.06
Step by Step Solution
- Step 1: Write the proportion equation
1,706,349.12 : 2,354,747.28 = 942,386.28 : x - Step 2: Convert to fraction form
1,706,349.12/2,354,747.28 = 942,386.28/x - Step 3: Cross multiply
1,706,349.12x = 2,354,747.28 × 942,386.28 - Step 4: Simplify right side
1,706,349.12x = 2,219,081,529,539.32 - Step 5: Solve for x
x = 2,219,081,529,539.32/1,706,349.12 - Step 6: Final answer
x = 1,300,485.06
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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.