Finding the Fourth Proportional to 1,357,387.34, 1,873,217.02 and 745,596.66
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Solution
The fourth proportional to 1,357,387.34, 1,873,217.02 and 745,596.66 is: 1,028,935.74
Step by Step Solution
- Step 1: Write the proportion equation
1,357,387.34 : 1,873,217.02 = 745,596.66 : x - Step 2: Convert to fraction form
1,357,387.34/1,873,217.02 = 745,596.66/x - Step 3: Cross multiply
1,357,387.34x = 1,873,217.02 × 745,596.66 - Step 4: Simplify right side
1,357,387.34x = 1,396,664,353,567.15 - Step 5: Solve for x
x = 1,396,664,353,567.15/1,357,387.34 - Step 6: Final answer
x = 1,028,935.74
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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.