Home / 1,072,761.58-1,480,155.78-607,619.44

Finding the Fourth Proportional to 1,072,761.58, 1,480,155.78 and 607,619.44

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Solution

The fourth proportional to 1,072,761.58, 1,480,155.78 and 607,619.44 is: 838,370.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,761.58 : 1,480,155.78 = 607,619.44 : x
  2. Step 2: Convert to fraction form
    1,072,761.58/1,480,155.78 = 607,619.44/x
  3. Step 3: Cross multiply
    1,072,761.58x = 1,480,155.78 × 607,619.44
  4. Step 4: Simplify right side
    1,072,761.58x = 899,371,426,156.36
  5. Step 5: Solve for x
    x = 899,371,426,156.36/1,072,761.58
  6. Step 6: Final answer
    x = 838,370.28

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1.5x scale

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.