Finding the Fourth Proportional to 5,742,686.19, 8,605,910.04 and 3,185,027.97
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Solution
The fourth proportional to 5,742,686.19, 8,605,910.04 and 3,185,027.97 is: 4,773,038.83
Step by Step Solution
- Step 1: Write the proportion equation
5,742,686.19 : 8,605,910.04 = 3,185,027.97 : x - Step 2: Convert to fraction form
5,742,686.19/8,605,910.04 = 3,185,027.97/x - Step 3: Cross multiply
5,742,686.19x = 8,605,910.04 × 3,185,027.97 - Step 4: Simplify right side
5,742,686.19x = 27,410,064,184,703.82 - Step 5: Solve for x
x = 27,410,064,184,703.82/5,742,686.19 - Step 6: Final answer
x = 4,773,038.83
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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.