Finding the Fourth Proportional to 1,495,785.76, 2,064,210.96 and 851,138.08
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Solution
The fourth proportional to 1,495,785.76, 2,064,210.96 and 851,138.08 is: 1,174,585.69
Step by Step Solution
- Step 1: Write the proportion equation
1,495,785.76 : 2,064,210.96 = 851,138.08 : x - Step 2: Convert to fraction form
1,495,785.76/2,064,210.96 = 851,138.08/x - Step 3: Cross multiply
1,495,785.76x = 2,064,210.96 × 851,138.08 - Step 4: Simplify right side
1,495,785.76x = 1,756,928,553,209.36 - Step 5: Solve for x
x = 1,756,928,553,209.36/1,495,785.76 - Step 6: Final answer
x = 1,174,585.69
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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.