Home / 1,134,161.28-1,565,368.56-651,052.80

Finding the Fourth Proportional to 1,134,161.28, 1,565,368.56 and 651,052.80

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Solution

The fourth proportional to 1,134,161.28, 1,565,368.56 and 651,052.80 is: 898,582.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,161.28 : 1,565,368.56 = 651,052.80 : x
  2. Step 2: Convert to fraction form
    1,134,161.28/1,565,368.56 = 651,052.80/x
  3. Step 3: Cross multiply
    1,134,161.28x = 1,565,368.56 × 651,052.80
  4. Step 4: Simplify right side
    1,134,161.28x = 1,019,137,584,019.97
  5. Step 5: Solve for x
    x = 1,019,137,584,019.97/1,134,161.28
  6. Step 6: Final answer
    x = 898,582.59

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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.