Finding the Fourth Proportional to 1,001,139.84, 1,381,671.99 and 571,484.52
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Solution
The fourth proportional to 1,001,139.84, 1,381,671.99 and 571,484.52 is: 788,705.16
Step by Step Solution
- Step 1: Write the proportion equation
1,001,139.84 : 1,381,671.99 = 571,484.52 : x - Step 2: Convert to fraction form
1,001,139.84/1,381,671.99 = 571,484.52/x - Step 3: Cross multiply
1,001,139.84x = 1,381,671.99 × 571,484.52 - Step 4: Simplify right side
1,001,139.84x = 789,604,154,002.60 - Step 5: Solve for x
x = 789,604,154,002.60/1,001,139.84 - Step 6: Final answer
x = 788,705.16
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.