Finding the Fourth Proportional to 2,565,207.29, 3,539,126.50 and 1,477,457.09
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Solution
The fourth proportional to 2,565,207.29, 3,539,126.50 and 1,477,457.09 is: 2,038,395.71
Step by Step Solution
- Step 1: Write the proportion equation
2,565,207.29 : 3,539,126.50 = 1,477,457.09 : x - Step 2: Convert to fraction form
2,565,207.29/3,539,126.50 = 1,477,457.09/x - Step 3: Cross multiply
2,565,207.29x = 3,539,126.50 × 1,477,457.09 - Step 4: Simplify right side
2,565,207.29x = 5,228,907,518,442.61 - Step 5: Solve for x
x = 5,228,907,518,442.61/2,565,207.29 - Step 6: Final answer
x = 2,038,395.71
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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.