Home / 1,053,628.66-1,454,007.45-570,193.80

Finding the Fourth Proportional to 1,053,628.66, 1,454,007.45 and 570,193.80

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Solution

The fourth proportional to 1,053,628.66, 1,454,007.45 and 570,193.80 is: 786,867.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,628.66 : 1,454,007.45 = 570,193.80 : x
  2. Step 2: Convert to fraction form
    1,053,628.66/1,454,007.45 = 570,193.80/x
  3. Step 3: Cross multiply
    1,053,628.66x = 1,454,007.45 × 570,193.80
  4. Step 4: Simplify right side
    1,053,628.66x = 829,066,033,143.81
  5. Step 5: Solve for x
    x = 829,066,033,143.81/1,053,628.66
  6. Step 6: Final answer
    x = 786,867.39

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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.