Finding the Fourth Proportional to 1,712,692.98, 2,363,660.28 and 948,817.62
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Solution
The fourth proportional to 1,712,692.98, 2,363,660.28 and 948,817.62 is: 1,309,448.07
Step by Step Solution
- Step 1: Write the proportion equation
1,712,692.98 : 2,363,660.28 = 948,817.62 : x - Step 2: Convert to fraction form
1,712,692.98/2,363,660.28 = 948,817.62/x - Step 3: Cross multiply
1,712,692.98x = 2,363,660.28 × 948,817.62 - Step 4: Simplify right side
1,712,692.98x = 2,242,682,521,358.13 - Step 5: Solve for x
x = 2,242,682,521,358.13/1,712,692.98 - Step 6: Final answer
x = 1,309,448.07
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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.