Finding the Fourth Proportional to 1,359,043.06, 1,875,483.16 and 747,258.36
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Solution
The fourth proportional to 1,359,043.06, 1,875,483.16 and 747,258.36 is: 1,031,218.59
Step by Step Solution
- Step 1: Write the proportion equation
1,359,043.06 : 1,875,483.16 = 747,258.36 : x - Step 2: Convert to fraction form
1,359,043.06/1,875,483.16 = 747,258.36/x - Step 3: Cross multiply
1,359,043.06x = 1,875,483.16 × 747,258.36 - Step 4: Simplify right side
1,359,043.06x = 1,401,470,470,349.22 - Step 5: Solve for x
x = 1,401,470,470,349.22/1,359,043.06 - Step 6: Final answer
x = 1,031,218.59
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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.