Finding the Fourth Proportional to 1,358,565.08, 1,874,669.18 and 814,723.79
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Solution
The fourth proportional to 1,358,565.08, 1,874,669.18 and 814,723.79 is: 1,124,228.49
Step by Step Solution
- Step 1: Write the proportion equation
1,358,565.08 : 1,874,669.18 = 814,723.79 : x - Step 2: Convert to fraction form
1,358,565.08/1,874,669.18 = 814,723.79/x - Step 3: Cross multiply
1,358,565.08x = 1,874,669.18 × 814,723.79 - Step 4: Simplify right side
1,358,565.08x = 1,527,337,565,878.83 - Step 5: Solve for x
x = 1,527,337,565,878.83/1,358,565.08 - Step 6: Final answer
x = 1,124,228.49
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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.