Finding the Fourth Proportional to 1,569,480.70, 2,355,970.65 and 860,892.70
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Solution
The fourth proportional to 1,569,480.70, 2,355,970.65 and 860,892.70 is: 1,292,298.74
Step by Step Solution
- Step 1: Write the proportion equation
1,569,480.70 : 2,355,970.65 = 860,892.70 : x - Step 2: Convert to fraction form
1,569,480.70/2,355,970.65 = 860,892.70/x - Step 3: Cross multiply
1,569,480.70x = 2,355,970.65 × 860,892.70 - Step 4: Simplify right side
1,569,480.70x = 2,028,237,933,999.26 - Step 5: Solve for x
x = 2,028,237,933,999.26/1,569,480.70 - Step 6: Final answer
x = 1,292,298.74
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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.