Finding the Fourth Proportional to 2,109,948.35, 3,163,045.34 and 761,811.08
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Solution
The fourth proportional to 2,109,948.35, 3,163,045.34 and 761,811.08 is: 1,142,038.85
Step by Step Solution
- Step 1: Write the proportion equation
2,109,948.35 : 3,163,045.34 = 761,811.08 : x - Step 2: Convert to fraction form
2,109,948.35/3,163,045.34 = 761,811.08/x - Step 3: Cross multiply
2,109,948.35x = 3,163,045.34 × 761,811.08 - Step 4: Simplify right side
2,109,948.35x = 2,409,642,972,643.67 - Step 5: Solve for x
x = 2,409,642,972,643.67/2,109,948.35 - Step 6: Final answer
x = 1,142,038.85
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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.