Finding the Fourth Proportional to 1,258,533.84, 1,736,647.25 and 707,161.98
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Solution
The fourth proportional to 1,258,533.84, 1,736,647.25 and 707,161.98 is: 975,810.79
Step by Step Solution
- Step 1: Write the proportion equation
1,258,533.84 : 1,736,647.25 = 707,161.98 : x - Step 2: Convert to fraction form
1,258,533.84/1,736,647.25 = 707,161.98/x - Step 3: Cross multiply
1,258,533.84x = 1,736,647.25 × 707,161.98 - Step 4: Simplify right side
1,258,533.84x = 1,228,090,904,335.75 - Step 5: Solve for x
x = 1,228,090,904,335.75/1,258,533.84 - Step 6: Final answer
x = 975,810.79
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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.