Finding the Fourth Proportional to 1,564,067.32, 2,157,911.27 and 875,637.99
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Solution
The fourth proportional to 1,564,067.32, 2,157,911.27 and 875,637.99 is: 1,208,099.59
Step by Step Solution
- Step 1: Write the proportion equation
1,564,067.32 : 2,157,911.27 = 875,637.99 : x - Step 2: Convert to fraction form
1,564,067.32/2,157,911.27 = 875,637.99/x - Step 3: Cross multiply
1,564,067.32x = 2,157,911.27 × 875,637.99 - Step 4: Simplify right side
1,564,067.32x = 1,889,549,087,061.15 - Step 5: Solve for x
x = 1,889,549,087,061.15/1,564,067.32 - Step 6: Final answer
x = 1,208,099.59
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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.