Home / 2,767,045.06-4,151,828.72-1,420,153.51

Finding the Fourth Proportional to 2,767,045.06, 4,151,828.72 and 1,420,153.51

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Solution

The fourth proportional to 2,767,045.06, 4,151,828.72 and 1,420,153.51 is: 2,130,877.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,045.06 : 4,151,828.72 = 1,420,153.51 : x
  2. Step 2: Convert to fraction form
    2,767,045.06/4,151,828.72 = 1,420,153.51/x
  3. Step 3: Cross multiply
    2,767,045.06x = 4,151,828.72 × 1,420,153.51
  4. Step 4: Simplify right side
    2,767,045.06x = 5,896,234,143,488.87
  5. Step 5: Solve for x
    x = 5,896,234,143,488.87/2,767,045.06
  6. Step 6: Final answer
    x = 2,130,877.53

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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.