Finding the Fourth Proportional to 1,595,570.06, 2,201,886.69 and 870,420.70
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Solution
The fourth proportional to 1,595,570.06, 2,201,886.69 and 870,420.70 is: 1,201,180.57
Step by Step Solution
- Step 1: Write the proportion equation
1,595,570.06 : 2,201,886.69 = 870,420.70 : x - Step 2: Convert to fraction form
1,595,570.06/2,201,886.69 = 870,420.70/x - Step 3: Cross multiply
1,595,570.06x = 2,201,886.69 × 870,420.70 - Step 4: Simplify right side
1,595,570.06x = 1,916,567,753,518.76 - Step 5: Solve for x
x = 1,916,567,753,518.76/1,595,570.06 - Step 6: Final answer
x = 1,201,180.57
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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.