Finding the Fourth Proportional to 1,621,023.24, 2,237,225.93 and 1,567,790.97
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Solution
The fourth proportional to 1,621,023.24, 2,237,225.93 and 1,567,790.97 is: 2,163,758.37
Step by Step Solution
- Step 1: Write the proportion equation
1,621,023.24 : 2,237,225.93 = 1,567,790.97 : x - Step 2: Convert to fraction form
1,621,023.24/2,237,225.93 = 1,567,790.97/x - Step 3: Cross multiply
1,621,023.24x = 2,237,225.93 × 1,567,790.97 - Step 4: Simplify right side
1,621,023.24x = 3,507,502,603,064.90 - Step 5: Solve for x
x = 3,507,502,603,064.90/1,621,023.24 - Step 6: Final answer
x = 2,163,758.37
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.