Finding the Fourth Proportional to 7,046,285.39, 10,565,581.71 and 2,121,598.79
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Solution
The fourth proportional to 7,046,285.39, 10,565,581.71 and 2,121,598.79 is: 3,181,240.06
Step by Step Solution
- Step 1: Write the proportion equation
7,046,285.39 : 10,565,581.71 = 2,121,598.79 : x - Step 2: Convert to fraction form
7,046,285.39/10,565,581.71 = 2,121,598.79/x - Step 3: Cross multiply
7,046,285.39x = 10,565,581.71 × 2,121,598.79 - Step 4: Simplify right side
7,046,285.39x = 22,415,925,371,582.13 - Step 5: Solve for x
x = 22,415,925,371,582.13/7,046,285.39 - Step 6: Final answer
x = 3,181,240.06
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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.