Finding the Fourth Proportional to 1,712,335.80, 2,362,745.73 and 1,024,291.97
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Solution
The fourth proportional to 1,712,335.80, 2,362,745.73 and 1,024,291.97 is: 1,413,356.82
Step by Step Solution
- Step 1: Write the proportion equation
1,712,335.80 : 2,362,745.73 = 1,024,291.97 : x - Step 2: Convert to fraction form
1,712,335.80/2,362,745.73 = 1,024,291.97/x - Step 3: Cross multiply
1,712,335.80x = 2,362,745.73 × 1,024,291.97 - Step 4: Simplify right side
1,712,335.80x = 2,420,141,478,390.79 - Step 5: Solve for x
x = 2,420,141,478,390.79/1,712,335.80 - Step 6: Final answer
x = 1,413,356.82
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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.