Finding the Fourth Proportional to 1,403,088.57, 2,103,058.17 and 693,614.88
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Solution
The fourth proportional to 1,403,088.57, 2,103,058.17 and 693,614.88 is: 1,039,643.88
Step by Step Solution
- Step 1: Write the proportion equation
1,403,088.57 : 2,103,058.17 = 693,614.88 : x - Step 2: Convert to fraction form
1,403,088.57/2,103,058.17 = 693,614.88/x - Step 3: Cross multiply
1,403,088.57x = 2,103,058.17 × 693,614.88 - Step 4: Simplify right side
1,403,088.57x = 1,458,712,440,217.57 - Step 5: Solve for x
x = 1,458,712,440,217.57/1,403,088.57 - Step 6: Final answer
x = 1,039,643.88
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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.