Home / 1,177,277.60-1,765,916.40-578,622.80

Finding the Fourth Proportional to 1,177,277.60, 1,765,916.40 and 578,622.80

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Solution

The fourth proportional to 1,177,277.60, 1,765,916.40 and 578,622.80 is: 867,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,277.60 : 1,765,916.40 = 578,622.80 : x
  2. Step 2: Convert to fraction form
    1,177,277.60/1,765,916.40 = 578,622.80/x
  3. Step 3: Cross multiply
    1,177,277.60x = 1,765,916.40 × 578,622.80
  4. Step 4: Simplify right side
    1,177,277.60x = 1,021,799,491,933.92
  5. Step 5: Solve for x
    x = 1,021,799,491,933.92/1,177,277.60
  6. Step 6: Final answer
    x = 867,934.20

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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.