Home / 1,330,453.77-1,997,101.53-572,670.57

Finding the Fourth Proportional to 1,330,453.77, 1,997,101.53 and 572,670.57

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Solution

The fourth proportional to 1,330,453.77, 1,997,101.53 and 572,670.57 is: 859,617.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,453.77 : 1,997,101.53 = 572,670.57 : x
  2. Step 2: Convert to fraction form
    1,330,453.77/1,997,101.53 = 572,670.57/x
  3. Step 3: Cross multiply
    1,330,453.77x = 1,997,101.53 × 572,670.57
  4. Step 4: Simplify right side
    1,330,453.77x = 1,143,681,271,532.97
  5. Step 5: Solve for x
    x = 1,143,681,271,532.97/1,330,453.77
  6. Step 6: Final answer
    x = 859,617.45

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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.