Finding the Fourth Proportional to 1,565,217.14, 2,159,994.88 and 867,542.50
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Solution
The fourth proportional to 1,565,217.14, 2,159,994.88 and 867,542.50 is: 1,197,206.00
Step by Step Solution
- Step 1: Write the proportion equation
1,565,217.14 : 2,159,994.88 = 867,542.50 : x - Step 2: Convert to fraction form
1,565,217.14/2,159,994.88 = 867,542.50/x - Step 3: Cross multiply
1,565,217.14x = 2,159,994.88 × 867,542.50 - Step 4: Simplify right side
1,565,217.14x = 1,873,887,358,182.40 - Step 5: Solve for x
x = 1,873,887,358,182.40/1,565,217.14 - Step 6: Final answer
x = 1,197,206.00
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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.