Finding the Fourth Proportional to 2,967,281.40, 4,455,587.70 and 1,707,569.40
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Solution
The fourth proportional to 2,967,281.40, 4,455,587.70 and 1,707,569.40 is: 2,564,038.99
Step by Step Solution
- Step 1: Write the proportion equation
2,967,281.40 : 4,455,587.70 = 1,707,569.40 : x - Step 2: Convert to fraction form
2,967,281.40/4,455,587.70 = 1,707,569.40/x - Step 3: Cross multiply
2,967,281.40x = 4,455,587.70 × 1,707,569.40 - Step 4: Simplify right side
2,967,281.40x = 7,608,225,215,536.38 - Step 5: Solve for x
x = 7,608,225,215,536.38/2,967,281.40 - Step 6: Final answer
x = 2,564,038.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.