Finding the Fourth Proportional to 1,500,178.97, 2,070,259.99 and 880,355.15
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Solution
The fourth proportional to 1,500,178.97, 2,070,259.99 and 880,355.15 is: 1,214,897.74
Step by Step Solution
- Step 1: Write the proportion equation
1,500,178.97 : 2,070,259.99 = 880,355.15 : x - Step 2: Convert to fraction form
1,500,178.97/2,070,259.99 = 880,355.15/x - Step 3: Cross multiply
1,500,178.97x = 2,070,259.99 × 880,355.15 - Step 4: Simplify right side
1,500,178.97x = 1,822,564,046,089.57 - Step 5: Solve for x
x = 1,822,564,046,089.57/1,500,178.97 - Step 6: Final answer
x = 1,214,897.74
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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.