Finding the Fourth Proportional to 1,242,746.64, 1,714,974.06 and 698,882.26
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Solution
The fourth proportional to 1,242,746.64, 1,714,974.06 and 698,882.26 is: 964,448.35
Step by Step Solution
- Step 1: Write the proportion equation
1,242,746.64 : 1,714,974.06 = 698,882.26 : x - Step 2: Convert to fraction form
1,242,746.64/1,714,974.06 = 698,882.26/x - Step 3: Cross multiply
1,242,746.64x = 1,714,974.06 × 698,882.26 - Step 4: Simplify right side
1,242,746.64x = 1,198,564,946,894.18 - Step 5: Solve for x
x = 1,198,564,946,894.18/1,242,746.64 - Step 6: Final answer
x = 964,448.35
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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.