Home / 1,365,170.64-1,883,929.80-761,559.12

Finding the Fourth Proportional to 1,365,170.64, 1,883,929.80 and 761,559.12

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Solution

The fourth proportional to 1,365,170.64, 1,883,929.80 and 761,559.12 is: 1,050,948.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,170.64 : 1,883,929.80 = 761,559.12 : x
  2. Step 2: Convert to fraction form
    1,365,170.64/1,883,929.80 = 761,559.12/x
  3. Step 3: Cross multiply
    1,365,170.64x = 1,883,929.80 × 761,559.12
  4. Step 4: Simplify right side
    1,365,170.64x = 1,434,723,920,629.78
  5. Step 5: Solve for x
    x = 1,434,723,920,629.78/1,365,170.64
  6. Step 6: Final answer
    x = 1,050,948.42

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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.