Finding the Fourth Proportional to 1,134,215.16, 1,565,443.26 and 651,106.68
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Solution
The fourth proportional to 1,134,215.16, 1,565,443.26 and 651,106.68 is: 898,657.15
Step by Step Solution
- Step 1: Write the proportion equation
1,134,215.16 : 1,565,443.26 = 651,106.68 : x - Step 2: Convert to fraction form
1,134,215.16/1,565,443.26 = 651,106.68/x - Step 3: Cross multiply
1,134,215.16x = 1,565,443.26 × 651,106.68 - Step 4: Simplify right side
1,134,215.16x = 1,019,270,563,746.98 - Step 5: Solve for x
x = 1,019,270,563,746.98/1,134,215.16 - Step 6: Final answer
x = 898,657.15
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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.