Finding the Fourth Proportional to 1,675,966.56, 2,312,882.08 and 912,068.48
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Solution
The fourth proportional to 1,675,966.56, 2,312,882.08 and 912,068.48 is: 1,258,680.75
Step by Step Solution
- Step 1: Write the proportion equation
1,675,966.56 : 2,312,882.08 = 912,068.48 : x - Step 2: Convert to fraction form
1,675,966.56/2,312,882.08 = 912,068.48/x - Step 3: Cross multiply
1,675,966.56x = 2,312,882.08 × 912,068.48 - Step 4: Simplify right side
1,675,966.56x = 2,109,506,843,124.84 - Step 5: Solve for x
x = 2,109,506,843,124.84/1,675,966.56 - Step 6: Final answer
x = 1,258,680.75
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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.