Finding the Fourth Proportional to 1,355,888.04, 2,031,315.66 and 970,842.30
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Solution
The fourth proportional to 1,355,888.04, 2,031,315.66 and 970,842.30 is: 1,454,461.66
Step by Step Solution
- Step 1: Write the proportion equation
1,355,888.04 : 2,031,315.66 = 970,842.30 : x - Step 2: Convert to fraction form
1,355,888.04/2,031,315.66 = 970,842.30/x - Step 3: Cross multiply
1,355,888.04x = 2,031,315.66 × 970,842.30 - Step 4: Simplify right side
1,355,888.04x = 1,972,087,167,380.42 - Step 5: Solve for x
x = 1,972,087,167,380.42/1,355,888.04 - Step 6: Final answer
x = 1,454,461.66
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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.