Finding the Fourth Proportional to 1,565,489.94, 2,349,038.34 and 745,756.92
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Solution
The fourth proportional to 1,565,489.94, 2,349,038.34 and 745,756.92 is: 1,119,018.11
Step by Step Solution
- Step 1: Write the proportion equation
1,565,489.94 : 2,349,038.34 = 745,756.92 : x - Step 2: Convert to fraction form
1,565,489.94/2,349,038.34 = 745,756.92/x - Step 3: Cross multiply
1,565,489.94x = 2,349,038.34 × 745,756.92 - Step 4: Simplify right side
1,565,489.94x = 1,751,811,597,400.31 - Step 5: Solve for x
x = 1,751,811,597,400.31/1,565,489.94 - Step 6: Final answer
x = 1,119,018.11
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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.