Home / 1,729,431.77-2,595,721.86-920,495.30

Finding the Fourth Proportional to 1,729,431.77, 2,595,721.86 and 920,495.30

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Solution

The fourth proportional to 1,729,431.77, 2,595,721.86 and 920,495.30 is: 1,381,580.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,431.77 : 2,595,721.86 = 920,495.30 : x
  2. Step 2: Convert to fraction form
    1,729,431.77/2,595,721.86 = 920,495.30/x
  3. Step 3: Cross multiply
    1,729,431.77x = 2,595,721.86 × 920,495.30
  4. Step 4: Simplify right side
    1,729,431.77x = 2,389,349,759,258.65
  5. Step 5: Solve for x
    x = 2,389,349,759,258.65/1,729,431.77
  6. Step 6: Final answer
    x = 1,381,580.82

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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.