Finding the Fourth Proportional to 1,226,497.36, 1,692,552.36 and 682,623.76
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Solution
The fourth proportional to 1,226,497.36, 1,692,552.36 and 682,623.76 is: 942,013.00
Step by Step Solution
- Step 1: Write the proportion equation
1,226,497.36 : 1,692,552.36 = 682,623.76 : x - Step 2: Convert to fraction form
1,226,497.36/1,692,552.36 = 682,623.76/x - Step 3: Cross multiply
1,226,497.36x = 1,692,552.36 × 682,623.76 - Step 4: Simplify right side
1,226,497.36x = 1,155,376,455,980.07 - Step 5: Solve for x
x = 1,155,376,455,980.07/1,226,497.36 - Step 6: Final answer
x = 942,013.00
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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.