Finding the Fourth Proportional to 1,575,726.60, 2,364,327.99 and 776,572.21
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Solution
The fourth proportional to 1,575,726.60, 2,364,327.99 and 776,572.21 is: 1,165,222.07
Step by Step Solution
- Step 1: Write the proportion equation
1,575,726.60 : 2,364,327.99 = 776,572.21 : x - Step 2: Convert to fraction form
1,575,726.60/2,364,327.99 = 776,572.21/x - Step 3: Cross multiply
1,575,726.60x = 2,364,327.99 × 776,572.21 - Step 4: Simplify right side
1,575,726.60x = 1,836,071,412,359.16 - Step 5: Solve for x
x = 1,836,071,412,359.16/1,575,726.60 - Step 6: Final answer
x = 1,165,222.07
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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.