Finding the Fourth Proportional to 1,926,508.66, 2,658,487.06 and 1,055,347.14
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Solution
The fourth proportional to 1,926,508.66, 2,658,487.06 and 1,055,347.14 is: 1,456,327.07
Step by Step Solution
- Step 1: Write the proportion equation
1,926,508.66 : 2,658,487.06 = 1,055,347.14 : x - Step 2: Convert to fraction form
1,926,508.66/2,658,487.06 = 1,055,347.14/x - Step 3: Cross multiply
1,926,508.66x = 2,658,487.06 × 1,055,347.14 - Step 4: Simplify right side
1,926,508.66x = 2,805,626,715,498.01 - Step 5: Solve for x
x = 2,805,626,715,498.01/1,926,508.66 - Step 6: Final answer
x = 1,456,327.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.