Home / 1,558,134-2,150,280.84-904,711.20

Finding the Fourth Proportional to 1,558,134, 2,150,280.84 and 904,711.20

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Solution

The fourth proportional to 1,558,134, 2,150,280.84 and 904,711.20 is: 1,248,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,134 : 2,150,280.84 = 904,711.20 : x
  2. Step 2: Convert to fraction form
    1,558,134/2,150,280.84 = 904,711.20/x
  3. Step 3: Cross multiply
    1,558,134x = 2,150,280.84 × 904,711.20
  4. Step 4: Simplify right side
    1,558,134x = 1,945,383,159,093.41
  5. Step 5: Solve for x
    x = 1,945,383,159,093.41/1,558,134
  6. Step 6: Final answer
    x = 1,248,533.93

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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.