Home / 1,282,561.16-1,769,986.50-709,592

Finding the Fourth Proportional to 1,282,561.16, 1,769,986.50 and 709,592

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Solution

The fourth proportional to 1,282,561.16, 1,769,986.50 and 709,592 is: 979,265.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,561.16 : 1,769,986.50 = 709,592 : x
  2. Step 2: Convert to fraction form
    1,282,561.16/1,769,986.50 = 709,592/x
  3. Step 3: Cross multiply
    1,282,561.16x = 1,769,986.50 × 709,592
  4. Step 4: Simplify right side
    1,282,561.16x = 1,255,968,260,508
  5. Step 5: Solve for x
    x = 1,255,968,260,508/1,282,561.16
  6. Step 6: Final answer
    x = 979,265.78

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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.