Finding the Fourth Proportional to 2,038,501.58, 2,813,133.99 and 1,120,746.35
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Solution
The fourth proportional to 2,038,501.58, 2,813,133.99 and 1,120,746.35 is: 1,546,630.96
Step by Step Solution
- Step 1: Write the proportion equation
2,038,501.58 : 2,813,133.99 = 1,120,746.35 : x - Step 2: Convert to fraction form
2,038,501.58/2,813,133.99 = 1,120,746.35/x - Step 3: Cross multiply
2,038,501.58x = 2,813,133.99 × 1,120,746.35 - Step 4: Simplify right side
2,038,501.58x = 3,152,809,651,353.44 - Step 5: Solve for x
x = 3,152,809,651,353.44/2,038,501.58 - Step 6: Final answer
x = 1,546,630.96
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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.