Finding the Fourth Proportional to 4,142,030.70, 6,209,352.45 and 1,617,098.70
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Solution
The fourth proportional to 4,142,030.70, 6,209,352.45 and 1,617,098.70 is: 2,424,206.02
Step by Step Solution
- Step 1: Write the proportion equation
4,142,030.70 : 6,209,352.45 = 1,617,098.70 : x - Step 2: Convert to fraction form
4,142,030.70/6,209,352.45 = 1,617,098.70/x - Step 3: Cross multiply
4,142,030.70x = 6,209,352.45 × 1,617,098.70 - Step 4: Simplify right side
4,142,030.70x = 10,041,135,774,736.81 - Step 5: Solve for x
x = 10,041,135,774,736.81/4,142,030.70 - Step 6: Final answer
x = 2,424,206.02
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1.5x scale
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.