Finding the Fourth Proportional to 1,712,354.97, 2,363,088.03 and 977,294.50
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Solution
The fourth proportional to 1,712,354.97, 2,363,088.03 and 977,294.50 is: 1,348,688.19
Step by Step Solution
- Step 1: Write the proportion equation
1,712,354.97 : 2,363,088.03 = 977,294.50 : x - Step 2: Convert to fraction form
1,712,354.97/2,363,088.03 = 977,294.50/x - Step 3: Cross multiply
1,712,354.97x = 2,363,088.03 × 977,294.50 - Step 4: Simplify right side
1,712,354.97x = 2,309,432,922,919.39 - Step 5: Solve for x
x = 2,309,432,922,919.39/1,712,354.97 - Step 6: Final answer
x = 1,348,688.19
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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.