Finding the Fourth Proportional to 1,872,645.24, 2,807,786.88 and 1,031,787.48
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Solution
The fourth proportional to 1,872,645.24, 2,807,786.88 and 1,031,787.48 is: 1,547,030.53
Step by Step Solution
- Step 1: Write the proportion equation
1,872,645.24 : 2,807,786.88 = 1,031,787.48 : x - Step 2: Convert to fraction form
1,872,645.24/2,807,786.88 = 1,031,787.48/x - Step 3: Cross multiply
1,872,645.24x = 2,807,786.88 × 1,031,787.48 - Step 4: Simplify right side
1,872,645.24x = 2,897,039,349,292.26 - Step 5: Solve for x
x = 2,897,039,349,292.26/1,872,645.24 - Step 6: Final answer
x = 1,547,030.53
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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.