Finding the Fourth Proportional to 2,277,073.08, 3,142,238.04 and 1,258,417.08
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Solution
The fourth proportional to 2,277,073.08, 3,142,238.04 and 1,258,417.08 is: 1,736,547.70
Step by Step Solution
- Step 1: Write the proportion equation
2,277,073.08 : 3,142,238.04 = 1,258,417.08 : x - Step 2: Convert to fraction form
2,277,073.08/3,142,238.04 = 1,258,417.08/x - Step 3: Cross multiply
2,277,073.08x = 3,142,238.04 × 1,258,417.08 - Step 4: Simplify right side
2,277,073.08x = 3,954,246,018,961.72 - Step 5: Solve for x
x = 3,954,246,018,961.72/2,277,073.08 - Step 6: Final answer
x = 1,736,547.70
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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.