Home / 1,053,649.68-1,454,033.88-570,215.76

Finding the Fourth Proportional to 1,053,649.68, 1,454,033.88 and 570,215.76

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Solution

The fourth proportional to 1,053,649.68, 1,454,033.88 and 570,215.76 is: 786,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,649.68 : 1,454,033.88 = 570,215.76 : x
  2. Step 2: Convert to fraction form
    1,053,649.68/1,454,033.88 = 570,215.76/x
  3. Step 3: Cross multiply
    1,053,649.68x = 1,454,033.88 × 570,215.76
  4. Step 4: Simplify right side
    1,053,649.68x = 829,113,033,949.95
  5. Step 5: Solve for x
    x = 829,113,033,949.95/1,053,649.68
  6. Step 6: Final answer
    x = 786,896.30

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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.