Finding the Fourth Proportional to 2,068,747.84, 2,854,800.16 and 1,138,368.56
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Solution
The fourth proportional to 2,068,747.84, 2,854,800.16 and 1,138,368.56 is: 1,570,909.07
Step by Step Solution
- Step 1: Write the proportion equation
2,068,747.84 : 2,854,800.16 = 1,138,368.56 : x - Step 2: Convert to fraction form
2,068,747.84/2,854,800.16 = 1,138,368.56/x - Step 3: Cross multiply
2,068,747.84x = 2,854,800.16 × 1,138,368.56 - Step 4: Simplify right side
2,068,747.84x = 3,249,814,741,535.13 - Step 5: Solve for x
x = 3,249,814,741,535.13/2,068,747.84 - Step 6: Final answer
x = 1,570,909.07
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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.