Finding the Fourth Proportional to 1,679,257.92, 2,317,376.55 and 954,106.59
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Solution
The fourth proportional to 1,679,257.92, 2,317,376.55 and 954,106.59 is: 1,316,667.44
Step by Step Solution
- Step 1: Write the proportion equation
1,679,257.92 : 2,317,376.55 = 954,106.59 : x - Step 2: Convert to fraction form
1,679,257.92/2,317,376.55 = 954,106.59/x - Step 3: Cross multiply
1,679,257.92x = 2,317,376.55 × 954,106.59 - Step 4: Simplify right side
1,679,257.92x = 2,211,024,221,509.05 - Step 5: Solve for x
x = 2,211,024,221,509.05/1,679,257.92 - Step 6: Final answer
x = 1,316,667.44
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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.