Finding the Fourth Proportional to 1,094,210,579.40, 1,509,992,572.74 and 592,415,351.28
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Solution
The fourth proportional to 1,094,210,579.40, 1,509,992,572.74 and 592,415,351.28 is: 817,523,424.88
Step by Step Solution
- Step 1: Write the proportion equation
1,094,210,579.40 : 1,509,992,572.74 = 592,415,351.28 : x - Step 2: Convert to fraction form
1,094,210,579.40/1,509,992,572.74 = 592,415,351.28/x - Step 3: Cross multiply
1,094,210,579.40x = 1,509,992,572.74 × 592,415,351.28 - Step 4: Simplify right side
1,094,210,579.40x = 894,542,780,409,958,016 - Step 5: Solve for x
x = 894,542,780,409,958,016/1,094,210,579.40 - Step 6: Final answer
x = 817,523,424.88
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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.