Finding the Fourth Proportional to 2,742,970.23, 3,785,257.24 and 1,502,570.66
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Solution
The fourth proportional to 2,742,970.23, 3,785,257.24 and 1,502,570.66 is: 2,073,524.67
Step by Step Solution
- Step 1: Write the proportion equation
2,742,970.23 : 3,785,257.24 = 1,502,570.66 : x - Step 2: Convert to fraction form
2,742,970.23/3,785,257.24 = 1,502,570.66/x - Step 3: Cross multiply
2,742,970.23x = 3,785,257.24 × 1,502,570.66 - Step 4: Simplify right side
2,742,970.23x = 5,687,616,446,693.87 - Step 5: Solve for x
x = 5,687,616,446,693.87/2,742,970.23 - Step 6: Final answer
x = 2,073,524.67
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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.