Home / 1,579,905.72-2,180,215.98-901,060.92

Finding the Fourth Proportional to 1,579,905.72, 2,180,215.98 and 901,060.92

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Solution

The fourth proportional to 1,579,905.72, 2,180,215.98 and 901,060.92 is: 1,243,433.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,905.72 : 2,180,215.98 = 901,060.92 : x
  2. Step 2: Convert to fraction form
    1,579,905.72/2,180,215.98 = 901,060.92/x
  3. Step 3: Cross multiply
    1,579,905.72x = 2,180,215.98 × 901,060.92
  4. Step 4: Simplify right side
    1,579,905.72x = 1,964,507,416,737.50
  5. Step 5: Solve for x
    x = 1,964,507,416,737.50/1,579,905.72
  6. Step 6: Final answer
    x = 1,243,433.32

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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.