Home / 1,365,570.28-1,884,489.06-761,959.72

Finding the Fourth Proportional to 1,365,570.28, 1,884,489.06 and 761,959.72

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Solution

The fourth proportional to 1,365,570.28, 1,884,489.06 and 761,959.72 is: 1,051,505.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,570.28 : 1,884,489.06 = 761,959.72 : x
  2. Step 2: Convert to fraction form
    1,365,570.28/1,884,489.06 = 761,959.72/x
  3. Step 3: Cross multiply
    1,365,570.28x = 1,884,489.06 × 761,959.72
  4. Step 4: Simplify right side
    1,365,570.28x = 1,435,904,756,500.66
  5. Step 5: Solve for x
    x = 1,435,904,756,500.66/1,365,570.28
  6. Step 6: Final answer
    x = 1,051,505.57

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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.