Home / 1,935,041.13-2,670,128.33-1,149,984.81

Finding the Fourth Proportional to 1,935,041.13, 2,670,128.33 and 1,149,984.81

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Solution

The fourth proportional to 1,935,041.13, 2,670,128.33 and 1,149,984.81 is: 1,586,843.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,041.13 : 2,670,128.33 = 1,149,984.81 : x
  2. Step 2: Convert to fraction form
    1,935,041.13/2,670,128.33 = 1,149,984.81/x
  3. Step 3: Cross multiply
    1,935,041.13x = 2,670,128.33 × 1,149,984.81
  4. Step 4: Simplify right side
    1,935,041.13x = 3,070,607,014,500.74
  5. Step 5: Solve for x
    x = 3,070,607,014,500.74/1,935,041.13
  6. Step 6: Final answer
    x = 1,586,843.28

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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.