Finding the Fourth Proportional to 1,542,866.74, 2,312,258.91 and 1,117,830.58
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Solution
The fourth proportional to 1,542,866.74, 2,312,258.91 and 1,117,830.58 is: 1,675,266.99
Step by Step Solution
- Step 1: Write the proportion equation
1,542,866.74 : 2,312,258.91 = 1,117,830.58 : x - Step 2: Convert to fraction form
1,542,866.74/2,312,258.91 = 1,117,830.58/x - Step 3: Cross multiply
1,542,866.74x = 2,312,258.91 × 1,117,830.58 - Step 4: Simplify right side
1,542,866.74x = 2,584,713,718,475.47 - Step 5: Solve for x
x = 2,584,713,718,475.47/1,542,866.74 - Step 6: Final answer
x = 1,675,266.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.