Finding the Fourth Proportional to 1,564,116.08, 2,158,525.68 and 885,038
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Solution
The fourth proportional to 1,564,116.08, 2,158,525.68 and 885,038 is: 1,221,378.18
Step by Step Solution
- Step 1: Write the proportion equation
1,564,116.08 : 2,158,525.68 = 885,038 : x - Step 2: Convert to fraction form
1,564,116.08/2,158,525.68 = 885,038/x - Step 3: Cross multiply
1,564,116.08x = 2,158,525.68 × 885,038 - Step 4: Simplify right side
1,564,116.08x = 1,910,377,250,775.84 - Step 5: Solve for x
x = 1,910,377,250,775.84/1,564,116.08 - Step 6: Final answer
x = 1,221,378.18
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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.