Finding the Fourth Proportional to 2,110,301.13, 2,913,219.68 and 1,413,781.28
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Solution
The fourth proportional to 2,110,301.13, 2,913,219.68 and 1,413,781.28 is: 1,951,690.86
Step by Step Solution
- Step 1: Write the proportion equation
2,110,301.13 : 2,913,219.68 = 1,413,781.28 : x - Step 2: Convert to fraction form
2,110,301.13/2,913,219.68 = 1,413,781.28/x - Step 3: Cross multiply
2,110,301.13x = 2,913,219.68 × 1,413,781.28 - Step 4: Simplify right side
2,110,301.13x = 4,118,655,426,476.59 - Step 5: Solve for x
x = 4,118,655,426,476.59/2,110,301.13 - Step 6: Final answer
x = 1,951,690.86
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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.