Finding the Fourth Proportional to 1,513,291.97, 2,088,312.08 and 834,228.47
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Solution
The fourth proportional to 1,513,291.97, 2,088,312.08 and 834,228.47 is: 1,151,218.28
Step by Step Solution
- Step 1: Write the proportion equation
1,513,291.97 : 2,088,312.08 = 834,228.47 : x - Step 2: Convert to fraction form
1,513,291.97/2,088,312.08 = 834,228.47/x - Step 3: Cross multiply
1,513,291.97x = 2,088,312.08 × 834,228.47 - Step 4: Simplify right side
1,513,291.97x = 1,742,129,376,768.22 - Step 5: Solve for x
x = 1,742,129,376,768.22/1,513,291.97 - Step 6: Final answer
x = 1,151,218.28
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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.