Finding the Fourth Proportional to 1,313,496.63, 1,970,595.95 and 472,055.67
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Solution
The fourth proportional to 1,313,496.63, 1,970,595.95 and 472,055.67 is: 708,209.65
Step by Step Solution
- Step 1: Write the proportion equation
1,313,496.63 : 1,970,595.95 = 472,055.67 : x - Step 2: Convert to fraction form
1,313,496.63/1,970,595.95 = 472,055.67/x - Step 3: Cross multiply
1,313,496.63x = 1,970,595.95 × 472,055.67 - Step 4: Simplify right side
1,313,496.63x = 930,230,989,116.26 - Step 5: Solve for x
x = 930,230,989,116.26/1,313,496.63 - Step 6: Final answer
x = 708,209.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.