Home / 1,385,331.86-2,079,026.28-1,048,796.30

Finding the Fourth Proportional to 1,385,331.86, 2,079,026.28 and 1,048,796.30

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Solution

The fourth proportional to 1,385,331.86, 2,079,026.28 and 1,048,796.30 is: 1,573,973.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,331.86 : 2,079,026.28 = 1,048,796.30 : x
  2. Step 2: Convert to fraction form
    1,385,331.86/2,079,026.28 = 1,048,796.30/x
  3. Step 3: Cross multiply
    1,385,331.86x = 2,079,026.28 × 1,048,796.30
  4. Step 4: Simplify right side
    1,385,331.86x = 2,180,475,054,427.65
  5. Step 5: Solve for x
    x = 2,180,475,054,427.65/1,385,331.86
  6. Step 6: Final answer
    x = 1,573,973.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.