Finding the Fourth Proportional to 968,911.47, 1,337,335.11 and 750,688.36
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Solution
The fourth proportional to 968,911.47, 1,337,335.11 and 750,688.36 is: 1,036,133.77
Step by Step Solution
- Step 1: Write the proportion equation
968,911.47 : 1,337,335.11 = 750,688.36 : x - Step 2: Convert to fraction form
968,911.47/1,337,335.11 = 750,688.36/x - Step 3: Cross multiply
968,911.47x = 1,337,335.11 × 750,688.36 - Step 4: Simplify right side
968,911.47x = 1,003,921,897,152.98 - Step 5: Solve for x
x = 1,003,921,897,152.98/968,911.47 - Step 6: Final answer
x = 1,036,133.77
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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.