Finding the Fourth Proportional to 1,242,237.38, 1,714,247.58 and 698,396
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Solution
The fourth proportional to 1,242,237.38, 1,714,247.58 and 698,396 is: 963,763.99
Step by Step Solution
- Step 1: Write the proportion equation
1,242,237.38 : 1,714,247.58 = 698,396 : x - Step 2: Convert to fraction form
1,242,237.38/1,714,247.58 = 698,396/x - Step 3: Cross multiply
1,242,237.38x = 1,714,247.58 × 698,396 - Step 4: Simplify right side
1,242,237.38x = 1,197,223,652,881.68 - Step 5: Solve for x
x = 1,197,223,652,881.68/1,242,237.38 - Step 6: Final answer
x = 963,763.99
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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.