Home / 977,810.89-1,466,416.10-676,143.33

Finding the Fourth Proportional to 977,810.89, 1,466,416.10 and 676,143.33

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Solution

The fourth proportional to 977,810.89, 1,466,416.10 and 676,143.33 is: 1,014,007.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,810.89 : 1,466,416.10 = 676,143.33 : x
  2. Step 2: Convert to fraction form
    977,810.89/1,466,416.10 = 676,143.33/x
  3. Step 3: Cross multiply
    977,810.89x = 1,466,416.10 × 676,143.33
  4. Step 4: Simplify right side
    977,810.89x = 991,507,465,304.94
  5. Step 5: Solve for x
    x = 991,507,465,304.94/977,810.89
  6. Step 6: Final answer
    x = 1,014,007.39

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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.