Finding the Fourth Proportional to 1,270,515.84, 1,753,356.96 and 697,599.84
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Solution
The fourth proportional to 1,270,515.84, 1,753,356.96 and 697,599.84 is: 962,712.54
Step by Step Solution
- Step 1: Write the proportion equation
1,270,515.84 : 1,753,356.96 = 697,599.84 : x - Step 2: Convert to fraction form
1,270,515.84/1,753,356.96 = 697,599.84/x - Step 3: Cross multiply
1,270,515.84x = 1,753,356.96 × 697,599.84 - Step 4: Simplify right side
1,270,515.84x = 1,223,141,534,758.89 - Step 5: Solve for x
x = 1,223,141,534,758.89/1,270,515.84 - Step 6: Final answer
x = 962,712.54
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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.