Home / 976,737.18-1,465,345.50-788,899.80

Finding the Fourth Proportional to 976,737.18, 1,465,345.50 and 788,899.80

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Solution

The fourth proportional to 976,737.18, 1,465,345.50 and 788,899.80 is: 1,183,543.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,737.18 : 1,465,345.50 = 788,899.80 : x
  2. Step 2: Convert to fraction form
    976,737.18/1,465,345.50 = 788,899.80/x
  3. Step 3: Cross multiply
    976,737.18x = 1,465,345.50 × 788,899.80
  4. Step 4: Simplify right side
    976,737.18x = 1,156,010,771,880.90
  5. Step 5: Solve for x
    x = 1,156,010,771,880.90/976,737.18
  6. Step 6: Final answer
    x = 1,183,543.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.